Home / 15,862.49-23,743.51-11,160.71

Finding the Fourth Proportional to 15,862.49, 23,743.51 and 11,160.71

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Solution

The fourth proportional to 15,862.49, 23,743.51 and 11,160.71 is: 16,705.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,862.49 : 23,743.51 = 11,160.71 : x
  2. Step 2: Convert to fraction form
    15,862.49/23,743.51 = 11,160.71/x
  3. Step 3: Cross multiply
    15,862.49x = 23,743.51 × 11,160.71
  4. Step 4: Simplify right side
    15,862.49x = 264,994,434.69
  5. Step 5: Solve for x
    x = 264,994,434.69/15,862.49
  6. Step 6: Final answer
    x = 16,705.73

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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.