Home / 19,003.64-26,227.50-10,621.88

Finding the Fourth Proportional to 19,003.64, 26,227.50 and 10,621.88

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Solution

The fourth proportional to 19,003.64, 26,227.50 and 10,621.88 is: 14,659.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003.64 : 26,227.50 = 10,621.88 : x
  2. Step 2: Convert to fraction form
    19,003.64/26,227.50 = 10,621.88/x
  3. Step 3: Cross multiply
    19,003.64x = 26,227.50 × 10,621.88
  4. Step 4: Simplify right side
    19,003.64x = 278,585,357.70
  5. Step 5: Solve for x
    x = 278,585,357.70/19,003.64
  6. Step 6: Final answer
    x = 14,659.58

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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.