Home / 40,433.06-60,658.82-12,357.11

Finding the Fourth Proportional to 40,433.06, 60,658.82 and 12,357.11

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Solution

The fourth proportional to 40,433.06, 60,658.82 and 12,357.11 is: 18,538.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,433.06 : 60,658.82 = 12,357.11 : x
  2. Step 2: Convert to fraction form
    40,433.06/60,658.82 = 12,357.11/x
  3. Step 3: Cross multiply
    40,433.06x = 60,658.82 × 12,357.11
  4. Step 4: Simplify right side
    40,433.06x = 749,567,346.13
  5. Step 5: Solve for x
    x = 749,567,346.13/40,433.06
  6. Step 6: Final answer
    x = 18,538.48

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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.