Home / 13,508.55-20,235.96-10,573.11

Finding the Fourth Proportional to 13,508.55, 20,235.96 and 10,573.11

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Solution

The fourth proportional to 13,508.55, 20,235.96 and 10,573.11 is: 15,838.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,508.55 : 20,235.96 = 10,573.11 : x
  2. Step 2: Convert to fraction form
    13,508.55/20,235.96 = 10,573.11/x
  3. Step 3: Cross multiply
    13,508.55x = 20,235.96 × 10,573.11
  4. Step 4: Simplify right side
    13,508.55x = 213,957,031.04
  5. Step 5: Solve for x
    x = 213,957,031.04/13,508.55
  6. Step 6: Final answer
    x = 15,838.64

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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.