Home / 38,658.76-53,348.18-22,744.23

Finding the Fourth Proportional to 38,658.76, 53,348.18 and 22,744.23

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Solution

The fourth proportional to 38,658.76, 53,348.18 and 22,744.23 is: 31,386.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,658.76 : 53,348.18 = 22,744.23 : x
  2. Step 2: Convert to fraction form
    38,658.76/53,348.18 = 22,744.23/x
  3. Step 3: Cross multiply
    38,658.76x = 53,348.18 × 22,744.23
  4. Step 4: Simplify right side
    38,658.76x = 1,213,363,276.00
  5. Step 5: Solve for x
    x = 1,213,363,276.00/38,658.76
  6. Step 6: Final answer
    x = 31,386.51

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Half scale
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Double scale
Find fourth proportional to 38,659.76, 53,349.56 and 22,745.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.