Home / 38,002.15-56,997.87-13,041.76

Finding the Fourth Proportional to 38,002.15, 56,997.87 and 13,041.76

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Solution

The fourth proportional to 38,002.15, 56,997.87 and 13,041.76 is: 19,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,002.15 : 56,997.87 = 13,041.76 : x
  2. Step 2: Convert to fraction form
    38,002.15/56,997.87 = 13,041.76/x
  3. Step 3: Cross multiply
    38,002.15x = 56,997.87 × 13,041.76
  4. Step 4: Simplify right side
    38,002.15x = 743,352,541.05
  5. Step 5: Solve for x
    x = 743,352,541.05/38,002.15
  6. Step 6: Final answer
    x = 19,560.80

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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.