Home / 27,152.28-37,470.60-15,821.52

Finding the Fourth Proportional to 27,152.28, 37,470.60 and 15,821.52

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Solution

The fourth proportional to 27,152.28, 37,470.60 and 15,821.52 is: 21,833.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,152.28 : 37,470.60 = 15,821.52 : x
  2. Step 2: Convert to fraction form
    27,152.28/37,470.60 = 15,821.52/x
  3. Step 3: Cross multiply
    27,152.28x = 37,470.60 × 15,821.52
  4. Step 4: Simplify right side
    27,152.28x = 592,841,847.31
  5. Step 5: Solve for x
    x = 592,841,847.31/27,152.28
  6. Step 6: Final answer
    x = 21,833.96

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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.