Home / 38,527.76-53,175.32-22,397.28

Finding the Fourth Proportional to 38,527.76, 53,175.32 and 22,397.28

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Solution

The fourth proportional to 38,527.76, 53,175.32 and 22,397.28 is: 30,912.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,527.76 : 53,175.32 = 22,397.28 : x
  2. Step 2: Convert to fraction form
    38,527.76/53,175.32 = 22,397.28/x
  3. Step 3: Cross multiply
    38,527.76x = 53,175.32 × 22,397.28
  4. Step 4: Simplify right side
    38,527.76x = 1,190,982,531.13
  5. Step 5: Solve for x
    x = 1,190,982,531.13/38,527.76
  6. Step 6: Final answer
    x = 30,912.32

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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.