Home / 51,402.24-77,106-14,469.12

Finding the Fourth Proportional to 51,402.24, 77,106 and 14,469.12

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Solution

The fourth proportional to 51,402.24, 77,106 and 14,469.12 is: 21,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,402.24 : 77,106 = 14,469.12 : x
  2. Step 2: Convert to fraction form
    51,402.24/77,106 = 14,469.12/x
  3. Step 3: Cross multiply
    51,402.24x = 77,106 × 14,469.12
  4. Step 4: Simplify right side
    51,402.24x = 1,115,655,966.72
  5. Step 5: Solve for x
    x = 1,115,655,966.72/51,402.24
  6. Step 6: Final answer
    x = 21,704.42

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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.