Home / 40,439.70-60,659.55-26,442.90

Finding the Fourth Proportional to 40,439.70, 60,659.55 and 26,442.90

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Solution

The fourth proportional to 40,439.70, 60,659.55 and 26,442.90 is: 39,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439.70 : 60,659.55 = 26,442.90 : x
  2. Step 2: Convert to fraction form
    40,439.70/60,659.55 = 26,442.90/x
  3. Step 3: Cross multiply
    40,439.70x = 60,659.55 × 26,442.90
  4. Step 4: Simplify right side
    40,439.70x = 1,604,014,414.70
  5. Step 5: Solve for x
    x = 1,604,014,414.70/40,439.70
  6. Step 6: Final answer
    x = 39,664.35

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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.