Home / 40,342.42-60,513.62-12,262.70

Finding the Fourth Proportional to 40,342.42, 60,513.62 and 12,262.70

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Solution

The fourth proportional to 40,342.42, 60,513.62 and 12,262.70 is: 18,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,342.42 : 60,513.62 = 12,262.70 : x
  2. Step 2: Convert to fraction form
    40,342.42/60,513.62 = 12,262.70/x
  3. Step 3: Cross multiply
    40,342.42x = 60,513.62 × 12,262.70
  4. Step 4: Simplify right side
    40,342.42x = 742,060,367.97
  5. Step 5: Solve for x
    x = 742,060,367.97/40,342.42
  6. Step 6: Final answer
    x = 18,394.05

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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.