Home / 26,946.02-40,423.53-12,154.61

Finding the Fourth Proportional to 26,946.02, 40,423.53 and 12,154.61

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Solution

The fourth proportional to 26,946.02, 40,423.53 and 12,154.61 is: 18,233.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,946.02 : 40,423.53 = 12,154.61 : x
  2. Step 2: Convert to fraction form
    26,946.02/40,423.53 = 12,154.61/x
  3. Step 3: Cross multiply
    26,946.02x = 40,423.53 × 12,154.61
  4. Step 4: Simplify right side
    26,946.02x = 491,332,241.97
  5. Step 5: Solve for x
    x = 491,332,241.97/26,946.02
  6. Step 6: Final answer
    x = 18,233.94

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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.