Home / 22,838.14-31,521.90-14,866.48

Finding the Fourth Proportional to 22,838.14, 31,521.90 and 14,866.48

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Solution

The fourth proportional to 22,838.14, 31,521.90 and 14,866.48 is: 20,519.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,838.14 : 31,521.90 = 14,866.48 : x
  2. Step 2: Convert to fraction form
    22,838.14/31,521.90 = 14,866.48/x
  3. Step 3: Cross multiply
    22,838.14x = 31,521.90 × 14,866.48
  4. Step 4: Simplify right side
    22,838.14x = 468,619,695.91
  5. Step 5: Solve for x
    x = 468,619,695.91/22,838.14
  6. Step 6: Final answer
    x = 20,519.17

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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.