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Finding the Fourth Proportional to 47,888.96, 66,092.80 and 29,023.68

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Solution

The fourth proportional to 47,888.96, 66,092.80 and 29,023.68 is: 40,056.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,888.96 : 66,092.80 = 29,023.68 : x
  2. Step 2: Convert to fraction form
    47,888.96/66,092.80 = 29,023.68/x
  3. Step 3: Cross multiply
    47,888.96x = 66,092.80 × 29,023.68
  4. Step 4: Simplify right side
    47,888.96x = 1,918,256,277.50
  5. Step 5: Solve for x
    x = 1,918,256,277.50/47,888.96
  6. Step 6: Final answer
    x = 40,056.34

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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.