Home / 18,310.22-27,420.54-16,535.29

Finding the Fourth Proportional to 18,310.22, 27,420.54 and 16,535.29

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Solution

The fourth proportional to 18,310.22, 27,420.54 and 16,535.29 is: 24,762.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310.22 : 27,420.54 = 16,535.29 : x
  2. Step 2: Convert to fraction form
    18,310.22/27,420.54 = 16,535.29/x
  3. Step 3: Cross multiply
    18,310.22x = 27,420.54 × 16,535.29
  4. Step 4: Simplify right side
    18,310.22x = 453,406,543.31
  5. Step 5: Solve for x
    x = 453,406,543.31/18,310.22
  6. Step 6: Final answer
    x = 24,762.49

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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.