Home / 18,045.71-24,902.33-10,491.72

Finding the Fourth Proportional to 18,045.71, 24,902.33 and 10,491.72

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Solution

The fourth proportional to 18,045.71, 24,902.33 and 10,491.72 is: 14,478.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045.71 : 24,902.33 = 10,491.72 : x
  2. Step 2: Convert to fraction form
    18,045.71/24,902.33 = 10,491.72/x
  3. Step 3: Cross multiply
    18,045.71x = 24,902.33 × 10,491.72
  4. Step 4: Simplify right side
    18,045.71x = 261,268,273.71
  5. Step 5: Solve for x
    x = 261,268,273.71/18,045.71
  6. Step 6: Final answer
    x = 14,478.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.