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Finding the Fourth Proportional to 47,943.86, 71,820.86 and 22,608.68

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Solution

The fourth proportional to 47,943.86, 71,820.86 and 22,608.68 is: 33,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,943.86 : 71,820.86 = 22,608.68 : x
  2. Step 2: Convert to fraction form
    47,943.86/71,820.86 = 22,608.68/x
  3. Step 3: Cross multiply
    47,943.86x = 71,820.86 × 22,608.68
  4. Step 4: Simplify right side
    47,943.86x = 1,623,774,841.06
  5. Step 5: Solve for x
    x = 1,623,774,841.06/47,943.86
  6. Step 6: Final answer
    x = 33,868.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.