Home / 51,428.17-77,114.51-23,332.89

Finding the Fourth Proportional to 51,428.17, 77,114.51 and 23,332.89

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Solution

The fourth proportional to 51,428.17, 77,114.51 and 23,332.89 is: 34,986.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,428.17 : 77,114.51 = 23,332.89 : x
  2. Step 2: Convert to fraction form
    51,428.17/77,114.51 = 23,332.89/x
  3. Step 3: Cross multiply
    51,428.17x = 77,114.51 × 23,332.89
  4. Step 4: Simplify right side
    51,428.17x = 1,799,304,379.23
  5. Step 5: Solve for x
    x = 1,799,304,379.23/51,428.17
  6. Step 6: Final answer
    x = 34,986.75

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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.