Home / 18,293.18-27,386.30-16,542.23

Finding the Fourth Proportional to 18,293.18, 27,386.30 and 16,542.23

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Solution

The fourth proportional to 18,293.18, 27,386.30 and 16,542.23 is: 24,764.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,293.18 : 27,386.30 = 16,542.23 : x
  2. Step 2: Convert to fraction form
    18,293.18/27,386.30 = 16,542.23/x
  3. Step 3: Cross multiply
    18,293.18x = 27,386.30 × 16,542.23
  4. Step 4: Simplify right side
    18,293.18x = 453,030,377.87
  5. Step 5: Solve for x
    x = 453,030,377.87/18,293.18
  6. Step 6: Final answer
    x = 24,764.99

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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.