Home / 38,800.20-53,542.86-23,718.12

Finding the Fourth Proportional to 38,800.20, 53,542.86 and 23,718.12

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Solution

The fourth proportional to 38,800.20, 53,542.86 and 23,718.12 is: 32,730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,800.20 : 53,542.86 = 23,718.12 : x
  2. Step 2: Convert to fraction form
    38,800.20/53,542.86 = 23,718.12/x
  3. Step 3: Cross multiply
    38,800.20x = 53,542.86 × 23,718.12
  4. Step 4: Simplify right side
    38,800.20x = 1,269,935,978.62
  5. Step 5: Solve for x
    x = 1,269,935,978.62/38,800.20
  6. Step 6: Final answer
    x = 32,730.14

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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.