Home / 38,008.17-56,999.85-15,815.58

Finding the Fourth Proportional to 38,008.17, 56,999.85 and 15,815.58

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Solution

The fourth proportional to 38,008.17, 56,999.85 and 15,815.58 is: 23,718.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,008.17 : 56,999.85 = 15,815.58 : x
  2. Step 2: Convert to fraction form
    38,008.17/56,999.85 = 15,815.58/x
  3. Step 3: Cross multiply
    38,008.17x = 56,999.85 × 15,815.58
  4. Step 4: Simplify right side
    38,008.17x = 901,485,687.66
  5. Step 5: Solve for x
    x = 901,485,687.66/38,008.17
  6. Step 6: Final answer
    x = 23,718.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.