Home / 15,701.28-23,546.88-8,301.60

Finding the Fourth Proportional to 15,701.28, 23,546.88 and 8,301.60

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Solution

The fourth proportional to 15,701.28, 23,546.88 and 8,301.60 is: 12,449.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,701.28 : 23,546.88 = 8,301.60 : x
  2. Step 2: Convert to fraction form
    15,701.28/23,546.88 = 8,301.60/x
  3. Step 3: Cross multiply
    15,701.28x = 23,546.88 × 8,301.60
  4. Step 4: Simplify right side
    15,701.28x = 195,476,779.01
  5. Step 5: Solve for x
    x = 195,476,779.01/15,701.28
  6. Step 6: Final answer
    x = 12,449.74

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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.