Home / 49,277.70-68,003.55-28,058.13

Finding the Fourth Proportional to 49,277.70, 68,003.55 and 28,058.13

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Solution

The fourth proportional to 49,277.70, 68,003.55 and 28,058.13 is: 38,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,277.70 : 68,003.55 = 28,058.13 : x
  2. Step 2: Convert to fraction form
    49,277.70/68,003.55 = 28,058.13/x
  3. Step 3: Cross multiply
    49,277.70x = 68,003.55 × 28,058.13
  4. Step 4: Simplify right side
    49,277.70x = 1,908,052,446.36
  5. Step 5: Solve for x
    x = 1,908,052,446.36/49,277.70
  6. Step 6: Final answer
    x = 38,720.40

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Double scale
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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.