Home / 38,143.26-57,236.76-14,771.52

Finding the Fourth Proportional to 38,143.26, 57,236.76 and 14,771.52

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Solution

The fourth proportional to 38,143.26, 57,236.76 and 14,771.52 is: 22,165.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,143.26 : 57,236.76 = 14,771.52 : x
  2. Step 2: Convert to fraction form
    38,143.26/57,236.76 = 14,771.52/x
  3. Step 3: Cross multiply
    38,143.26x = 57,236.76 × 14,771.52
  4. Step 4: Simplify right side
    38,143.26x = 845,473,945.08
  5. Step 5: Solve for x
    x = 845,473,945.08/38,143.26
  6. Step 6: Final answer
    x = 22,165.75

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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.