Home / 22,955.48-31,680.84-14,008.98

Finding the Fourth Proportional to 22,955.48, 31,680.84 and 14,008.98

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Solution

The fourth proportional to 22,955.48, 31,680.84 and 14,008.98 is: 19,333.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,955.48 : 31,680.84 = 14,008.98 : x
  2. Step 2: Convert to fraction form
    22,955.48/31,680.84 = 14,008.98/x
  3. Step 3: Cross multiply
    22,955.48x = 31,680.84 × 14,008.98
  4. Step 4: Simplify right side
    22,955.48x = 443,816,253.94
  5. Step 5: Solve for x
    x = 443,816,253.94/22,955.48
  6. Step 6: Final answer
    x = 19,333.78

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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.