Home / 55,612.20-83,419.68-16,169.70

Finding the Fourth Proportional to 55,612.20, 83,419.68 and 16,169.70

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Solution

The fourth proportional to 55,612.20, 83,419.68 and 16,169.70 is: 24,254.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,612.20 : 83,419.68 = 16,169.70 : x
  2. Step 2: Convert to fraction form
    55,612.20/83,419.68 = 16,169.70/x
  3. Step 3: Cross multiply
    55,612.20x = 83,419.68 × 16,169.70
  4. Step 4: Simplify right side
    55,612.20x = 1,348,871,199.70
  5. Step 5: Solve for x
    x = 1,348,871,199.70/55,612.20
  6. Step 6: Final answer
    x = 24,254.95

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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.