Home / 15,617.12-23,425.36-6,383.20

Finding the Fourth Proportional to 15,617.12, 23,425.36 and 6,383.20

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Solution

The fourth proportional to 15,617.12, 23,425.36 and 6,383.20 is: 9,574.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,617.12 : 23,425.36 = 6,383.20 : x
  2. Step 2: Convert to fraction form
    15,617.12/23,425.36 = 6,383.20/x
  3. Step 3: Cross multiply
    15,617.12x = 23,425.36 × 6,383.20
  4. Step 4: Simplify right side
    15,617.12x = 149,528,757.95
  5. Step 5: Solve for x
    x = 149,528,757.95/15,617.12
  6. Step 6: Final answer
    x = 9,574.67

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Similar ratio
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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.