Home / 26,342.74-36,336.36-18,382.06

Finding the Fourth Proportional to 26,342.74, 36,336.36 and 18,382.06

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Solution

The fourth proportional to 26,342.74, 36,336.36 and 18,382.06 is: 25,355.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,342.74 : 36,336.36 = 18,382.06 : x
  2. Step 2: Convert to fraction form
    26,342.74/36,336.36 = 18,382.06/x
  3. Step 3: Cross multiply
    26,342.74x = 36,336.36 × 18,382.06
  4. Step 4: Simplify right side
    26,342.74x = 667,937,149.70
  5. Step 5: Solve for x
    x = 667,937,149.70/26,342.74
  6. Step 6: Final answer
    x = 25,355.64

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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.