Home / 48,580.78-67,058.25-28,444.13

Finding the Fourth Proportional to 48,580.78, 67,058.25 and 28,444.13

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Solution

The fourth proportional to 48,580.78, 67,058.25 and 28,444.13 is: 39,262.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,580.78 : 67,058.25 = 28,444.13 : x
  2. Step 2: Convert to fraction form
    48,580.78/67,058.25 = 28,444.13/x
  3. Step 3: Cross multiply
    48,580.78x = 67,058.25 × 28,444.13
  4. Step 4: Simplify right side
    48,580.78x = 1,907,413,245.28
  5. Step 5: Solve for x
    x = 1,907,413,245.28/48,580.78
  6. Step 6: Final answer
    x = 39,262.72

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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.