Home / 26,122.32-36,073.40-18,186.24

Finding the Fourth Proportional to 26,122.32, 36,073.40 and 18,186.24

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Solution

The fourth proportional to 26,122.32, 36,073.40 and 18,186.24 is: 25,114.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.32 : 36,073.40 = 18,186.24 : x
  2. Step 2: Convert to fraction form
    26,122.32/36,073.40 = 18,186.24/x
  3. Step 3: Cross multiply
    26,122.32x = 36,073.40 × 18,186.24
  4. Step 4: Simplify right side
    26,122.32x = 656,039,419.08
  5. Step 5: Solve for x
    x = 656,039,419.08/26,122.32
  6. Step 6: Final answer
    x = 25,114.13

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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.