Home / 26,765.40-40,148.10-26,304.60

Finding the Fourth Proportional to 26,765.40, 40,148.10 and 26,304.60

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Solution

The fourth proportional to 26,765.40, 40,148.10 and 26,304.60 is: 39,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765.40 : 40,148.10 = 26,304.60 : x
  2. Step 2: Convert to fraction form
    26,765.40/40,148.10 = 26,304.60/x
  3. Step 3: Cross multiply
    26,765.40x = 40,148.10 × 26,304.60
  4. Step 4: Simplify right side
    26,765.40x = 1,056,079,711.26
  5. Step 5: Solve for x
    x = 1,056,079,711.26/26,765.40
  6. Step 6: Final answer
    x = 39,456.90

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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.