Home / 42,475.08-58,618.44-28,110.12

Finding the Fourth Proportional to 42,475.08, 58,618.44 and 28,110.12

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Solution

The fourth proportional to 42,475.08, 58,618.44 and 28,110.12 is: 38,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,475.08 : 58,618.44 = 28,110.12 : x
  2. Step 2: Convert to fraction form
    42,475.08/58,618.44 = 28,110.12/x
  3. Step 3: Cross multiply
    42,475.08x = 58,618.44 × 28,110.12
  4. Step 4: Simplify right side
    42,475.08x = 1,647,771,382.61
  5. Step 5: Solve for x
    x = 1,647,771,382.61/42,475.08
  6. Step 6: Final answer
    x = 38,793.84

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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.