Home / 13,087.14-19,630.71-5,301.42

Finding the Fourth Proportional to 13,087.14, 19,630.71 and 5,301.42

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Solution

The fourth proportional to 13,087.14, 19,630.71 and 5,301.42 is: 7,952.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,087.14 : 19,630.71 = 5,301.42 : x
  2. Step 2: Convert to fraction form
    13,087.14/19,630.71 = 5,301.42/x
  3. Step 3: Cross multiply
    13,087.14x = 19,630.71 × 5,301.42
  4. Step 4: Simplify right side
    13,087.14x = 104,070,638.61
  5. Step 5: Solve for x
    x = 104,070,638.61/13,087.14
  6. Step 6: Final answer
    x = 7,952.13

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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.