Home / 38,141.40-57,211.56-14,751.30

Finding the Fourth Proportional to 38,141.40, 57,211.56 and 14,751.30

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Solution

The fourth proportional to 38,141.40, 57,211.56 and 14,751.30 is: 22,126.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,141.40 : 57,211.56 = 14,751.30 : x
  2. Step 2: Convert to fraction form
    38,141.40/57,211.56 = 14,751.30/x
  3. Step 3: Cross multiply
    38,141.40x = 57,211.56 × 14,751.30
  4. Step 4: Simplify right side
    38,141.40x = 843,944,885.03
  5. Step 5: Solve for x
    x = 843,944,885.03/38,141.40
  6. Step 6: Final answer
    x = 22,126.74

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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.