Home / 15,478.98-23,214.96-4,383.12

Finding the Fourth Proportional to 15,478.98, 23,214.96 and 4,383.12

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Solution

The fourth proportional to 15,478.98, 23,214.96 and 4,383.12 is: 6,573.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478.98 : 23,214.96 = 4,383.12 : x
  2. Step 2: Convert to fraction form
    15,478.98/23,214.96 = 4,383.12/x
  3. Step 3: Cross multiply
    15,478.98x = 23,214.96 × 4,383.12
  4. Step 4: Simplify right side
    15,478.98x = 101,753,955.48
  5. Step 5: Solve for x
    x = 101,753,955.48/15,478.98
  6. Step 6: Final answer
    x = 6,573.69

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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.