Home / 13,350.49-20,031.59-6,335.57

Finding the Fourth Proportional to 13,350.49, 20,031.59 and 6,335.57

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Solution

The fourth proportional to 13,350.49, 20,031.59 and 6,335.57 is: 9,506.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.49 : 20,031.59 = 6,335.57 : x
  2. Step 2: Convert to fraction form
    13,350.49/20,031.59 = 6,335.57/x
  3. Step 3: Cross multiply
    13,350.49x = 20,031.59 × 6,335.57
  4. Step 4: Simplify right side
    13,350.49x = 126,911,540.66
  5. Step 5: Solve for x
    x = 126,911,540.66/13,350.49
  6. Step 6: Final answer
    x = 9,506.13

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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.