Home / 19,031.10-26,245.36-13,052.22

Finding the Fourth Proportional to 19,031.10, 26,245.36 and 13,052.22

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Solution

The fourth proportional to 19,031.10, 26,245.36 and 13,052.22 is: 18,000.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.10 : 26,245.36 = 13,052.22 : x
  2. Step 2: Convert to fraction form
    19,031.10/26,245.36 = 13,052.22/x
  3. Step 3: Cross multiply
    19,031.10x = 26,245.36 × 13,052.22
  4. Step 4: Simplify right side
    19,031.10x = 342,560,212.70
  5. Step 5: Solve for x
    x = 342,560,212.70/19,031.10
  6. Step 6: Final answer
    x = 18,000.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.