Home / 34,836.28-48,074.58-19,728.56

Finding the Fourth Proportional to 34,836.28, 48,074.58 and 19,728.56

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Solution

The fourth proportional to 34,836.28, 48,074.58 and 19,728.56 is: 27,225.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,836.28 : 48,074.58 = 19,728.56 : x
  2. Step 2: Convert to fraction form
    34,836.28/48,074.58 = 19,728.56/x
  3. Step 3: Cross multiply
    34,836.28x = 48,074.58 × 19,728.56
  4. Step 4: Simplify right side
    34,836.28x = 948,442,356.19
  5. Step 5: Solve for x
    x = 948,442,356.19/34,836.28
  6. Step 6: Final answer
    x = 27,225.71

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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.