Home / 12,031.22-18,043.19-3,598.29

Finding the Fourth Proportional to 12,031.22, 18,043.19 and 3,598.29

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Solution

The fourth proportional to 12,031.22, 18,043.19 and 3,598.29 is: 5,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,031.22 : 18,043.19 = 3,598.29 : x
  2. Step 2: Convert to fraction form
    12,031.22/18,043.19 = 3,598.29/x
  3. Step 3: Cross multiply
    12,031.22x = 18,043.19 × 3,598.29
  4. Step 4: Simplify right side
    12,031.22x = 64,924,639.14
  5. Step 5: Solve for x
    x = 64,924,639.14/12,031.22
  6. Step 6: Final answer
    x = 5,396.35

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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.