Home / 40,507.40-60,732.30-15,537.80

Finding the Fourth Proportional to 40,507.40, 60,732.30 and 15,537.80

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Solution

The fourth proportional to 40,507.40, 60,732.30 and 15,537.80 is: 23,295.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,507.40 : 60,732.30 = 15,537.80 : x
  2. Step 2: Convert to fraction form
    40,507.40/60,732.30 = 15,537.80/x
  3. Step 3: Cross multiply
    40,507.40x = 60,732.30 × 15,537.80
  4. Step 4: Simplify right side
    40,507.40x = 943,646,330.94
  5. Step 5: Solve for x
    x = 943,646,330.94/40,507.40
  6. Step 6: Final answer
    x = 23,295.65

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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.