Home / 40,187.07-60,280.61-13,877.46

Finding the Fourth Proportional to 40,187.07, 60,280.61 and 13,877.46

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Solution

The fourth proportional to 40,187.07, 60,280.61 and 13,877.46 is: 20,816.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,187.07 : 60,280.61 = 13,877.46 : x
  2. Step 2: Convert to fraction form
    40,187.07/60,280.61 = 13,877.46/x
  3. Step 3: Cross multiply
    40,187.07x = 60,280.61 × 13,877.46
  4. Step 4: Simplify right side
    40,187.07x = 836,541,684.66
  5. Step 5: Solve for x
    x = 836,541,684.66/40,187.07
  6. Step 6: Final answer
    x = 20,816.19

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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.