Home / 26,244.49-39,378.36-13,761.52

Finding the Fourth Proportional to 26,244.49, 39,378.36 and 13,761.52

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Solution

The fourth proportional to 26,244.49, 39,378.36 and 13,761.52 is: 20,648.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,244.49 : 39,378.36 = 13,761.52 : x
  2. Step 2: Convert to fraction form
    26,244.49/39,378.36 = 13,761.52/x
  3. Step 3: Cross multiply
    26,244.49x = 39,378.36 × 13,761.52
  4. Step 4: Simplify right side
    26,244.49x = 541,906,088.71
  5. Step 5: Solve for x
    x = 541,906,088.71/26,244.49
  6. Step 6: Final answer
    x = 20,648.38

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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.