Home / 38,449.16-53,061.10-22,315.25

Finding the Fourth Proportional to 38,449.16, 53,061.10 and 22,315.25

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Solution

The fourth proportional to 38,449.16, 53,061.10 and 22,315.25 is: 30,795.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,449.16 : 53,061.10 = 22,315.25 : x
  2. Step 2: Convert to fraction form
    38,449.16/53,061.10 = 22,315.25/x
  3. Step 3: Cross multiply
    38,449.16x = 53,061.10 × 22,315.25
  4. Step 4: Simplify right side
    38,449.16x = 1,184,071,390.68
  5. Step 5: Solve for x
    x = 1,184,071,390.68/38,449.16
  6. Step 6: Final answer
    x = 30,795.77

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Half scale
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Double scale
Find fourth proportional to 38,450.16, 53,062.48 and 22,316.25
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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.