Home / 22,992.11-31,710.89-14,916.95

Finding the Fourth Proportional to 22,992.11, 31,710.89 and 14,916.95

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Solution

The fourth proportional to 22,992.11, 31,710.89 and 14,916.95 is: 20,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,992.11 : 31,710.89 = 14,916.95 : x
  2. Step 2: Convert to fraction form
    22,992.11/31,710.89 = 14,916.95/x
  3. Step 3: Cross multiply
    22,992.11x = 31,710.89 × 14,916.95
  4. Step 4: Simplify right side
    22,992.11x = 473,029,760.59
  5. Step 5: Solve for x
    x = 473,029,760.59/22,992.11
  6. Step 6: Final answer
    x = 20,573.57

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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.