Home / 49,402.86-68,169.54-28,180.86

Finding the Fourth Proportional to 49,402.86, 68,169.54 and 28,180.86

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Solution

The fourth proportional to 49,402.86, 68,169.54 and 28,180.86 is: 38,885.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,402.86 : 68,169.54 = 28,180.86 : x
  2. Step 2: Convert to fraction form
    49,402.86/68,169.54 = 28,180.86/x
  3. Step 3: Cross multiply
    49,402.86x = 68,169.54 × 28,180.86
  4. Step 4: Simplify right side
    49,402.86x = 1,921,076,263.00
  5. Step 5: Solve for x
    x = 1,921,076,263.00/49,402.86
  6. Step 6: Final answer
    x = 38,885.93

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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.