Home / 18,294.18-27,387.80-16,543.23

Finding the Fourth Proportional to 18,294.18, 27,387.80 and 16,543.23

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Solution

The fourth proportional to 18,294.18, 27,387.80 and 16,543.23 is: 24,766.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294.18 : 27,387.80 = 16,543.23 : x
  2. Step 2: Convert to fraction form
    18,294.18/27,387.80 = 16,543.23/x
  3. Step 3: Cross multiply
    18,294.18x = 27,387.80 × 16,543.23
  4. Step 4: Simplify right side
    18,294.18x = 453,082,674.59
  5. Step 5: Solve for x
    x = 453,082,674.59/18,294.18
  6. Step 6: Final answer
    x = 24,766.49

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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.