Home / 22,730.14-31,377.30-15,282.46

Finding the Fourth Proportional to 22,730.14, 31,377.30 and 15,282.46

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Solution

The fourth proportional to 22,730.14, 31,377.30 and 15,282.46 is: 21,096.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,730.14 : 31,377.30 = 15,282.46 : x
  2. Step 2: Convert to fraction form
    22,730.14/31,377.30 = 15,282.46/x
  3. Step 3: Cross multiply
    22,730.14x = 31,377.30 × 15,282.46
  4. Step 4: Simplify right side
    22,730.14x = 479,522,332.16
  5. Step 5: Solve for x
    x = 479,522,332.16/22,730.14
  6. Step 6: Final answer
    x = 21,096.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.