Home / 38,122.29-57,165.36-14,098.80

Finding the Fourth Proportional to 38,122.29, 57,165.36 and 14,098.80

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Solution

The fourth proportional to 38,122.29, 57,165.36 and 14,098.80 is: 21,141.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,122.29 : 57,165.36 = 14,098.80 : x
  2. Step 2: Convert to fraction form
    38,122.29/57,165.36 = 14,098.80/x
  3. Step 3: Cross multiply
    38,122.29x = 57,165.36 × 14,098.80
  4. Step 4: Simplify right side
    38,122.29x = 805,962,977.57
  5. Step 5: Solve for x
    x = 805,962,977.57/38,122.29
  6. Step 6: Final answer
    x = 21,141.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.