Home / 51,708.11-77,562.18-14,772.11

Finding the Fourth Proportional to 51,708.11, 77,562.18 and 14,772.11

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Solution

The fourth proportional to 51,708.11, 77,562.18 and 14,772.11 is: 22,158.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,708.11 : 77,562.18 = 14,772.11 : x
  2. Step 2: Convert to fraction form
    51,708.11/77,562.18 = 14,772.11/x
  3. Step 3: Cross multiply
    51,708.11x = 77,562.18 × 14,772.11
  4. Step 4: Simplify right side
    51,708.11x = 1,145,756,666.99
  5. Step 5: Solve for x
    x = 1,145,756,666.99/51,708.11
  6. Step 6: Final answer
    x = 22,158.16

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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.