Home / 47,775.44-71,655.15-14,487.54

Finding the Fourth Proportional to 47,775.44, 71,655.15 and 14,487.54

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Solution

The fourth proportional to 47,775.44, 71,655.15 and 14,487.54 is: 21,728.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,775.44 : 71,655.15 = 14,487.54 : x
  2. Step 2: Convert to fraction form
    47,775.44/71,655.15 = 14,487.54/x
  3. Step 3: Cross multiply
    47,775.44x = 71,655.15 × 14,487.54
  4. Step 4: Simplify right side
    47,775.44x = 1,038,106,851.83
  5. Step 5: Solve for x
    x = 1,038,106,851.83/47,775.44
  6. Step 6: Final answer
    x = 21,728.88

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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.