Home / 31,882.05-47,823.08-15,238.17

Finding the Fourth Proportional to 31,882.05, 47,823.08 and 15,238.17

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Solution

The fourth proportional to 31,882.05, 47,823.08 and 15,238.17 is: 22,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,882.05 : 47,823.08 = 15,238.17 : x
  2. Step 2: Convert to fraction form
    31,882.05/47,823.08 = 15,238.17/x
  3. Step 3: Cross multiply
    31,882.05x = 47,823.08 × 15,238.17
  4. Step 4: Simplify right side
    31,882.05x = 728,736,146.77
  5. Step 5: Solve for x
    x = 728,736,146.77/31,882.05
  6. Step 6: Final answer
    x = 22,857.26

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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.