Home / 38,564.19-53,218.99-22,648.90

Finding the Fourth Proportional to 38,564.19, 53,218.99 and 22,648.90

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Solution

The fourth proportional to 38,564.19, 53,218.99 and 22,648.90 is: 31,255.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,564.19 : 53,218.99 = 22,648.90 : x
  2. Step 2: Convert to fraction form
    38,564.19/53,218.99 = 22,648.90/x
  3. Step 3: Cross multiply
    38,564.19x = 53,218.99 × 22,648.90
  4. Step 4: Simplify right side
    38,564.19x = 1,205,351,582.61
  5. Step 5: Solve for x
    x = 1,205,351,582.61/38,564.19
  6. Step 6: Final answer
    x = 31,255.72

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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.