Home / 26,560.08-36,653.31-15,231.42

Finding the Fourth Proportional to 26,560.08, 36,653.31 and 15,231.42

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Solution

The fourth proportional to 26,560.08, 36,653.31 and 15,231.42 is: 21,019.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,560.08 : 36,653.31 = 15,231.42 : x
  2. Step 2: Convert to fraction form
    26,560.08/36,653.31 = 15,231.42/x
  3. Step 3: Cross multiply
    26,560.08x = 36,653.31 × 15,231.42
  4. Step 4: Simplify right side
    26,560.08x = 558,281,959.00
  5. Step 5: Solve for x
    x = 558,281,959.00/26,560.08
  6. Step 6: Final answer
    x = 21,019.59

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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.