Home / 22,470.28-31,013.70-14,917.24

Finding the Fourth Proportional to 22,470.28, 31,013.70 and 14,917.24

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Solution

The fourth proportional to 22,470.28, 31,013.70 and 14,917.24 is: 20,588.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,470.28 : 31,013.70 = 14,917.24 : x
  2. Step 2: Convert to fraction form
    22,470.28/31,013.70 = 14,917.24/x
  3. Step 3: Cross multiply
    22,470.28x = 31,013.70 × 14,917.24
  4. Step 4: Simplify right side
    22,470.28x = 462,638,806.19
  5. Step 5: Solve for x
    x = 462,638,806.19/22,470.28
  6. Step 6: Final answer
    x = 20,588.92

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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.