Home / 32,560.15-44,930.61-18,218.08

Finding the Fourth Proportional to 32,560.15, 44,930.61 and 18,218.08

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Solution

The fourth proportional to 32,560.15, 44,930.61 and 18,218.08 is: 25,139.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,560.15 : 44,930.61 = 18,218.08 : x
  2. Step 2: Convert to fraction form
    32,560.15/44,930.61 = 18,218.08/x
  3. Step 3: Cross multiply
    32,560.15x = 44,930.61 × 18,218.08
  4. Step 4: Simplify right side
    32,560.15x = 818,549,447.43
  5. Step 5: Solve for x
    x = 818,549,447.43/32,560.15
  6. Step 6: Final answer
    x = 25,139.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.