Home / 22,979.54-31,710.94-14,042.00

Finding the Fourth Proportional to 22,979.54, 31,710.94 and 14,042.00

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Solution

The fourth proportional to 22,979.54, 31,710.94 and 14,042.00 is: 19,377.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,979.54 : 31,710.94 = 14,042.00 : x
  2. Step 2: Convert to fraction form
    22,979.54/31,710.94 = 14,042.00/x
  3. Step 3: Cross multiply
    22,979.54x = 31,710.94 × 14,042.00
  4. Step 4: Simplify right side
    22,979.54x = 445,284,860.93
  5. Step 5: Solve for x
    x = 445,284,860.93/22,979.54
  6. Step 6: Final answer
    x = 19,377.45

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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.