Home / 14,977.39-22,472.01-9,429.70

Finding the Fourth Proportional to 14,977.39, 22,472.01 and 9,429.70

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Solution

The fourth proportional to 14,977.39, 22,472.01 and 9,429.70 is: 14,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977.39 : 22,472.01 = 9,429.70 : x
  2. Step 2: Convert to fraction form
    14,977.39/22,472.01 = 9,429.70/x
  3. Step 3: Cross multiply
    14,977.39x = 22,472.01 × 9,429.70
  4. Step 4: Simplify right side
    14,977.39x = 211,904,312.70
  5. Step 5: Solve for x
    x = 211,904,312.70/14,977.39
  6. Step 6: Final answer
    x = 14,148.28

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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.