Home / 40,434.80-60,650.37-15,486.59

Finding the Fourth Proportional to 40,434.80, 60,650.37 and 15,486.59

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Solution

The fourth proportional to 40,434.80, 60,650.37 and 15,486.59 is: 23,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,434.80 : 60,650.37 = 15,486.59 : x
  2. Step 2: Convert to fraction form
    40,434.80/60,650.37 = 15,486.59/x
  3. Step 3: Cross multiply
    40,434.80x = 60,650.37 × 15,486.59
  4. Step 4: Simplify right side
    40,434.80x = 939,267,565.16
  5. Step 5: Solve for x
    x = 939,267,565.16/40,434.80
  6. Step 6: Final answer
    x = 23,229.19

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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.