Home / 15,942.13-23,886.57-11,254.45

Finding the Fourth Proportional to 15,942.13, 23,886.57 and 11,254.45

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Solution

The fourth proportional to 15,942.13, 23,886.57 and 11,254.45 is: 16,862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942.13 : 23,886.57 = 11,254.45 : x
  2. Step 2: Convert to fraction form
    15,942.13/23,886.57 = 11,254.45/x
  3. Step 3: Cross multiply
    15,942.13x = 23,886.57 × 11,254.45
  4. Step 4: Simplify right side
    15,942.13x = 268,830,207.74
  5. Step 5: Solve for x
    x = 268,830,207.74/15,942.13
  6. Step 6: Final answer
    x = 16,862.88

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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.