Home / 14,983.38-22,478.58-5,122.74

Finding the Fourth Proportional to 14,983.38, 22,478.58 and 5,122.74

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Solution

The fourth proportional to 14,983.38, 22,478.58 and 5,122.74 is: 7,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,983.38 : 22,478.58 = 5,122.74 : x
  2. Step 2: Convert to fraction form
    14,983.38/22,478.58 = 5,122.74/x
  3. Step 3: Cross multiply
    14,983.38x = 22,478.58 × 5,122.74
  4. Step 4: Simplify right side
    14,983.38x = 115,151,920.91
  5. Step 5: Solve for x
    x = 115,151,920.91/14,983.38
  6. Step 6: Final answer
    x = 7,685.31

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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.