Home / 26,217.60-36,180.36-14,280.90

Finding the Fourth Proportional to 26,217.60, 36,180.36 and 14,280.90

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Solution

The fourth proportional to 26,217.60, 36,180.36 and 14,280.90 is: 19,707.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,217.60 : 36,180.36 = 14,280.90 : x
  2. Step 2: Convert to fraction form
    26,217.60/36,180.36 = 14,280.90/x
  3. Step 3: Cross multiply
    26,217.60x = 36,180.36 × 14,280.90
  4. Step 4: Simplify right side
    26,217.60x = 516,688,103.12
  5. Step 5: Solve for x
    x = 516,688,103.12/26,217.60
  6. Step 6: Final answer
    x = 19,707.68

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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.