Home / 26,748.24-40,122.12-18,818.16

Finding the Fourth Proportional to 26,748.24, 40,122.12 and 18,818.16

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Solution

The fourth proportional to 26,748.24, 40,122.12 and 18,818.16 is: 28,227.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,748.24 : 40,122.12 = 18,818.16 : x
  2. Step 2: Convert to fraction form
    26,748.24/40,122.12 = 18,818.16/x
  3. Step 3: Cross multiply
    26,748.24x = 40,122.12 × 18,818.16
  4. Step 4: Simplify right side
    26,748.24x = 755,024,473.70
  5. Step 5: Solve for x
    x = 755,024,473.70/26,748.24
  6. Step 6: Final answer
    x = 28,227.07

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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.