Home / 36,010.04-54,015.86-9,715

Finding the Fourth Proportional to 36,010.04, 54,015.86 and 9,715

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Solution

The fourth proportional to 36,010.04, 54,015.86 and 9,715 is: 14,572.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,010.04 : 54,015.86 = 9,715 : x
  2. Step 2: Convert to fraction form
    36,010.04/54,015.86 = 9,715/x
  3. Step 3: Cross multiply
    36,010.04x = 54,015.86 × 9,715
  4. Step 4: Simplify right side
    36,010.04x = 524,764,079.90
  5. Step 5: Solve for x
    x = 524,764,079.90/36,010.04
  6. Step 6: Final answer
    x = 14,572.72

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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.