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Finding the Fourth Proportional to 14,710.13, 22,065 and 3,616.91

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Solution

The fourth proportional to 14,710.13, 22,065 and 3,616.91 is: 5,425.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,710.13 : 22,065 = 3,616.91 : x
  2. Step 2: Convert to fraction form
    14,710.13/22,065 = 3,616.91/x
  3. Step 3: Cross multiply
    14,710.13x = 22,065 × 3,616.91
  4. Step 4: Simplify right side
    14,710.13x = 79,807,119.15
  5. Step 5: Solve for x
    x = 79,807,119.15/14,710.13
  6. Step 6: Final answer
    x = 5,425.32

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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.