Home / 38,068.56-57,102.84-13,109.22

Finding the Fourth Proportional to 38,068.56, 57,102.84 and 13,109.22

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Solution

The fourth proportional to 38,068.56, 57,102.84 and 13,109.22 is: 19,663.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,068.56 : 57,102.84 = 13,109.22 : x
  2. Step 2: Convert to fraction form
    38,068.56/57,102.84 = 13,109.22/x
  3. Step 3: Cross multiply
    38,068.56x = 57,102.84 × 13,109.22
  4. Step 4: Simplify right side
    38,068.56x = 748,573,692.18
  5. Step 5: Solve for x
    x = 748,573,692.18/38,068.56
  6. Step 6: Final answer
    x = 19,663.83

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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.