Home / 26,529.08-36,609.14-15,197.72

Finding the Fourth Proportional to 26,529.08, 36,609.14 and 15,197.72

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Solution

The fourth proportional to 26,529.08, 36,609.14 and 15,197.72 is: 20,972.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,529.08 : 36,609.14 = 15,197.72 : x
  2. Step 2: Convert to fraction form
    26,529.08/36,609.14 = 15,197.72/x
  3. Step 3: Cross multiply
    26,529.08x = 36,609.14 × 15,197.72
  4. Step 4: Simplify right side
    26,529.08x = 556,375,459.16
  5. Step 5: Solve for x
    x = 556,375,459.16/26,529.08
  6. Step 6: Final answer
    x = 20,972.29

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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.