Home / 26,265.40-39,423.70-13,132.60

Finding the Fourth Proportional to 26,265.40, 39,423.70 and 13,132.60

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Solution

The fourth proportional to 26,265.40, 39,423.70 and 13,132.60 is: 19,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,265.40 : 39,423.70 = 13,132.60 : x
  2. Step 2: Convert to fraction form
    26,265.40/39,423.70 = 13,132.60/x
  3. Step 3: Cross multiply
    26,265.40x = 39,423.70 × 13,132.60
  4. Step 4: Simplify right side
    26,265.40x = 517,735,682.62
  5. Step 5: Solve for x
    x = 517,735,682.62/26,265.40
  6. Step 6: Final answer
    x = 19,711.70

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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.