Home / 26,149.86-36,073.98-15,532.02

Finding the Fourth Proportional to 26,149.86, 36,073.98 and 15,532.02

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Solution

The fourth proportional to 26,149.86, 36,073.98 and 15,532.02 is: 21,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,149.86 : 36,073.98 = 15,532.02 : x
  2. Step 2: Convert to fraction form
    26,149.86/36,073.98 = 15,532.02/x
  3. Step 3: Cross multiply
    26,149.86x = 36,073.98 × 15,532.02
  4. Step 4: Simplify right side
    26,149.86x = 560,301,778.84
  5. Step 5: Solve for x
    x = 560,301,778.84/26,149.86
  6. Step 6: Final answer
    x = 21,426.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.