Home / 18,760.59-28,069.23-16,403.18

Finding the Fourth Proportional to 18,760.59, 28,069.23 and 16,403.18

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Solution

The fourth proportional to 18,760.59, 28,069.23 and 16,403.18 is: 24,542.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,760.59 : 28,069.23 = 16,403.18 : x
  2. Step 2: Convert to fraction form
    18,760.59/28,069.23 = 16,403.18/x
  3. Step 3: Cross multiply
    18,760.59x = 28,069.23 × 16,403.18
  4. Step 4: Simplify right side
    18,760.59x = 460,424,790.15
  5. Step 5: Solve for x
    x = 460,424,790.15/18,760.59
  6. Step 6: Final answer
    x = 24,542.13

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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.