Home / 15,363.81-23,016.17-9,423.38

Finding the Fourth Proportional to 15,363.81, 23,016.17 and 9,423.38

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Solution

The fourth proportional to 15,363.81, 23,016.17 and 9,423.38 is: 14,116.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,363.81 : 23,016.17 = 9,423.38 : x
  2. Step 2: Convert to fraction form
    15,363.81/23,016.17 = 9,423.38/x
  3. Step 3: Cross multiply
    15,363.81x = 23,016.17 × 9,423.38
  4. Step 4: Simplify right side
    15,363.81x = 216,889,953.86
  5. Step 5: Solve for x
    x = 216,889,953.86/15,363.81
  6. Step 6: Final answer
    x = 14,116.94

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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.