Home / 26,990.64-37,247.15-15,054.75

Finding the Fourth Proportional to 26,990.64, 37,247.15 and 15,054.75

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Solution

The fourth proportional to 26,990.64, 37,247.15 and 15,054.75 is: 20,775.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,990.64 : 37,247.15 = 15,054.75 : x
  2. Step 2: Convert to fraction form
    26,990.64/37,247.15 = 15,054.75/x
  3. Step 3: Cross multiply
    26,990.64x = 37,247.15 × 15,054.75
  4. Step 4: Simplify right side
    26,990.64x = 560,746,456.19
  5. Step 5: Solve for x
    x = 560,746,456.19/26,990.64
  6. Step 6: Final answer
    x = 20,775.59

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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.