Home / 42,964.05-64,433.68-14,882.97

Finding the Fourth Proportional to 42,964.05, 64,433.68 and 14,882.97

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Solution

The fourth proportional to 42,964.05, 64,433.68 and 14,882.97 is: 22,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,964.05 : 64,433.68 = 14,882.97 : x
  2. Step 2: Convert to fraction form
    42,964.05/64,433.68 = 14,882.97/x
  3. Step 3: Cross multiply
    42,964.05x = 64,433.68 × 14,882.97
  4. Step 4: Simplify right side
    42,964.05x = 958,964,730.85
  5. Step 5: Solve for x
    x = 958,964,730.85/42,964.05
  6. Step 6: Final answer
    x = 22,320.16

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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.