Home / 40,197.79-60,296.96-12,117.93

Finding the Fourth Proportional to 40,197.79, 60,296.96 and 12,117.93

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Solution

The fourth proportional to 40,197.79, 60,296.96 and 12,117.93 is: 18,176.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,197.79 : 60,296.96 = 12,117.93 : x
  2. Step 2: Convert to fraction form
    40,197.79/60,296.96 = 12,117.93/x
  3. Step 3: Cross multiply
    40,197.79x = 60,296.96 × 12,117.93
  4. Step 4: Simplify right side
    40,197.79x = 730,673,978.42
  5. Step 5: Solve for x
    x = 730,673,978.42/40,197.79
  6. Step 6: Final answer
    x = 18,176.97

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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.