Home / 26,001.40-39,002.10-25,612.60

Finding the Fourth Proportional to 26,001.40, 39,002.10 and 25,612.60

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Solution

The fourth proportional to 26,001.40, 39,002.10 and 25,612.60 is: 38,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001.40 : 39,002.10 = 25,612.60 : x
  2. Step 2: Convert to fraction form
    26,001.40/39,002.10 = 25,612.60/x
  3. Step 3: Cross multiply
    26,001.40x = 39,002.10 × 25,612.60
  4. Step 4: Simplify right side
    26,001.40x = 998,945,186.46
  5. Step 5: Solve for x
    x = 998,945,186.46/26,001.40
  6. Step 6: Final answer
    x = 38,418.90

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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.