Home / 28,377.54-42,595.47-27,327.78

Finding the Fourth Proportional to 28,377.54, 42,595.47 and 27,327.78

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Solution

The fourth proportional to 28,377.54, 42,595.47 and 27,327.78 is: 41,019.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,377.54 : 42,595.47 = 27,327.78 : x
  2. Step 2: Convert to fraction form
    28,377.54/42,595.47 = 27,327.78/x
  3. Step 3: Cross multiply
    28,377.54x = 42,595.47 × 27,327.78
  4. Step 4: Simplify right side
    28,377.54x = 1,164,039,633.16
  5. Step 5: Solve for x
    x = 1,164,039,633.16/28,377.54
  6. Step 6: Final answer
    x = 41,019.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.