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Finding the Fourth Proportional to 14,996.70, 22,437.45 and 9,812.70

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Solution

The fourth proportional to 14,996.70, 22,437.45 and 9,812.70 is: 14,681.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996.70 : 22,437.45 = 9,812.70 : x
  2. Step 2: Convert to fraction form
    14,996.70/22,437.45 = 9,812.70/x
  3. Step 3: Cross multiply
    14,996.70x = 22,437.45 × 9,812.70
  4. Step 4: Simplify right side
    14,996.70x = 220,171,965.62
  5. Step 5: Solve for x
    x = 220,171,965.62/14,996.70
  6. Step 6: Final answer
    x = 14,681.36

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1.5x scale

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.