Home / 49,541.52-68,372.10-28,316.76

Finding the Fourth Proportional to 49,541.52, 68,372.10 and 28,316.76

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Solution

The fourth proportional to 49,541.52, 68,372.10 and 28,316.76 is: 39,079.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,541.52 : 68,372.10 = 28,316.76 : x
  2. Step 2: Convert to fraction form
    49,541.52/68,372.10 = 28,316.76/x
  3. Step 3: Cross multiply
    49,541.52x = 68,372.10 × 28,316.76
  4. Step 4: Simplify right side
    49,541.52x = 1,936,076,346.40
  5. Step 5: Solve for x
    x = 1,936,076,346.40/49,541.52
  6. Step 6: Final answer
    x = 39,079.87

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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.