Home / 40,266.90-60,400.35-25,427.70

Finding the Fourth Proportional to 40,266.90, 60,400.35 and 25,427.70

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Solution

The fourth proportional to 40,266.90, 60,400.35 and 25,427.70 is: 38,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,266.90 : 60,400.35 = 25,427.70 : x
  2. Step 2: Convert to fraction form
    40,266.90/60,400.35 = 25,427.70/x
  3. Step 3: Cross multiply
    40,266.90x = 60,400.35 × 25,427.70
  4. Step 4: Simplify right side
    40,266.90x = 1,535,841,979.70
  5. Step 5: Solve for x
    x = 1,535,841,979.70/40,266.90
  6. Step 6: Final answer
    x = 38,141.55

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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.