Home / 26,282.20-39,429.60-8,752.18

Finding the Fourth Proportional to 26,282.20, 39,429.60 and 8,752.18

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Solution

The fourth proportional to 26,282.20, 39,429.60 and 8,752.18 is: 13,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,282.20 : 39,429.60 = 8,752.18 : x
  2. Step 2: Convert to fraction form
    26,282.20/39,429.60 = 8,752.18/x
  3. Step 3: Cross multiply
    26,282.20x = 39,429.60 × 8,752.18
  4. Step 4: Simplify right side
    26,282.20x = 345,094,956.53
  5. Step 5: Solve for x
    x = 345,094,956.53/26,282.20
  6. Step 6: Final answer
    x = 13,130.37

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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.