Home / 27,465.80-41,214.90-18,132.80

Finding the Fourth Proportional to 27,465.80, 41,214.90 and 18,132.80

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Solution

The fourth proportional to 27,465.80, 41,214.90 and 18,132.80 is: 27,209.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,465.80 : 41,214.90 = 18,132.80 : x
  2. Step 2: Convert to fraction form
    27,465.80/41,214.90 = 18,132.80/x
  3. Step 3: Cross multiply
    27,465.80x = 41,214.90 × 18,132.80
  4. Step 4: Simplify right side
    27,465.80x = 747,341,538.72
  5. Step 5: Solve for x
    x = 747,341,538.72/27,465.80
  6. Step 6: Final answer
    x = 27,209.90

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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.