Home / 38,156.04-57,218.22-14,769

Finding the Fourth Proportional to 38,156.04, 57,218.22 and 14,769

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Solution

The fourth proportional to 38,156.04, 57,218.22 and 14,769 is: 22,147.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,156.04 : 57,218.22 = 14,769 : x
  2. Step 2: Convert to fraction form
    38,156.04/57,218.22 = 14,769/x
  3. Step 3: Cross multiply
    38,156.04x = 57,218.22 × 14,769
  4. Step 4: Simplify right side
    38,156.04x = 845,055,891.18
  5. Step 5: Solve for x
    x = 845,055,891.18/38,156.04
  6. Step 6: Final answer
    x = 22,147.37

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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.