Home / 26,551.38-36,642.60-15,793.32

Finding the Fourth Proportional to 26,551.38, 36,642.60 and 15,793.32

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Solution

The fourth proportional to 26,551.38, 36,642.60 and 15,793.32 is: 21,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,551.38 : 36,642.60 = 15,793.32 : x
  2. Step 2: Convert to fraction form
    26,551.38/36,642.60 = 15,793.32/x
  3. Step 3: Cross multiply
    26,551.38x = 36,642.60 × 15,793.32
  4. Step 4: Simplify right side
    26,551.38x = 578,708,307.43
  5. Step 5: Solve for x
    x = 578,708,307.43/26,551.38
  6. Step 6: Final answer
    x = 21,795.79

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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.