Home / 38,787.23-53,532.17-23,688.58

Finding the Fourth Proportional to 38,787.23, 53,532.17 and 23,688.58

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Solution

The fourth proportional to 38,787.23, 53,532.17 and 23,688.58 is: 32,693.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,787.23 : 53,532.17 = 23,688.58 : x
  2. Step 2: Convert to fraction form
    38,787.23/53,532.17 = 23,688.58/x
  3. Step 3: Cross multiply
    38,787.23x = 53,532.17 × 23,688.58
  4. Step 4: Simplify right side
    38,787.23x = 1,268,101,091.62
  5. Step 5: Solve for x
    x = 1,268,101,091.62/38,787.23
  6. Step 6: Final answer
    x = 32,693.78

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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.