Home / 48,883.65-67,455.42-28,741.38

Finding the Fourth Proportional to 48,883.65, 67,455.42 and 28,741.38

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Solution

The fourth proportional to 48,883.65, 67,455.42 and 28,741.38 is: 39,660.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,883.65 : 67,455.42 = 28,741.38 : x
  2. Step 2: Convert to fraction form
    48,883.65/67,455.42 = 28,741.38/x
  3. Step 3: Cross multiply
    48,883.65x = 67,455.42 × 28,741.38
  4. Step 4: Simplify right side
    48,883.65x = 1,938,761,859.28
  5. Step 5: Solve for x
    x = 1,938,761,859.28/48,883.65
  6. Step 6: Final answer
    x = 39,660.74

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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.