Home / 45,139.20-62,281.60-26,265.60

Finding the Fourth Proportional to 45,139.20, 62,281.60 and 26,265.60

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Solution

The fourth proportional to 45,139.20, 62,281.60 and 26,265.60 is: 36,240.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,139.20 : 62,281.60 = 26,265.60 : x
  2. Step 2: Convert to fraction form
    45,139.20/62,281.60 = 26,265.60/x
  3. Step 3: Cross multiply
    45,139.20x = 62,281.60 × 26,265.60
  4. Step 4: Simplify right side
    45,139.20x = 1,635,863,592.96
  5. Step 5: Solve for x
    x = 1,635,863,592.96/45,139.20
  6. Step 6: Final answer
    x = 36,240.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.