Home / 51,399.52-77,089.82-23,312.81

Finding the Fourth Proportional to 51,399.52, 77,089.82 and 23,312.81

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Solution

The fourth proportional to 51,399.52, 77,089.82 and 23,312.81 is: 34,964.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,399.52 : 77,089.82 = 23,312.81 : x
  2. Step 2: Convert to fraction form
    51,399.52/77,089.82 = 23,312.81/x
  3. Step 3: Cross multiply
    51,399.52x = 77,089.82 × 23,312.81
  4. Step 4: Simplify right side
    51,399.52x = 1,797,180,402.75
  5. Step 5: Solve for x
    x = 1,797,180,402.75/51,399.52
  6. Step 6: Final answer
    x = 34,964.93

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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.