Home / 26,566.27-36,656.11-20,191.16

Finding the Fourth Proportional to 26,566.27, 36,656.11 and 20,191.16

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Solution

The fourth proportional to 26,566.27, 36,656.11 and 20,191.16 is: 27,859.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,566.27 : 36,656.11 = 20,191.16 : x
  2. Step 2: Convert to fraction form
    26,566.27/36,656.11 = 20,191.16/x
  3. Step 3: Cross multiply
    26,566.27x = 36,656.11 × 20,191.16
  4. Step 4: Simplify right side
    26,566.27x = 740,129,381.99
  5. Step 5: Solve for x
    x = 740,129,381.99/26,566.27
  6. Step 6: Final answer
    x = 27,859.74

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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.