Home / 15,559.14-23,348.52-8,168.88

Finding the Fourth Proportional to 15,559.14, 23,348.52 and 8,168.88

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Solution

The fourth proportional to 15,559.14, 23,348.52 and 8,168.88 is: 12,258.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,559.14 : 23,348.52 = 8,168.88 : x
  2. Step 2: Convert to fraction form
    15,559.14/23,348.52 = 8,168.88/x
  3. Step 3: Cross multiply
    15,559.14x = 23,348.52 × 8,168.88
  4. Step 4: Simplify right side
    15,559.14x = 190,731,258.06
  5. Step 5: Solve for x
    x = 190,731,258.06/15,559.14
  6. Step 6: Final answer
    x = 12,258.47

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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.