Home / 12,732.51-19,079.24-5,332.92

Finding the Fourth Proportional to 12,732.51, 19,079.24 and 5,332.92

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Solution

The fourth proportional to 12,732.51, 19,079.24 and 5,332.92 is: 7,991.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.51 : 19,079.24 = 5,332.92 : x
  2. Step 2: Convert to fraction form
    12,732.51/19,079.24 = 5,332.92/x
  3. Step 3: Cross multiply
    12,732.51x = 19,079.24 × 5,332.92
  4. Step 4: Simplify right side
    12,732.51x = 101,748,033.92
  5. Step 5: Solve for x
    x = 101,748,033.92/12,732.51
  6. Step 6: Final answer
    x = 7,991.20

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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.