Home / 47,502.45-65,510.37-42,654.60

Finding the Fourth Proportional to 47,502.45, 65,510.37 and 42,654.60

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Solution

The fourth proportional to 47,502.45, 65,510.37 and 42,654.60 is: 58,824.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,502.45 : 65,510.37 = 42,654.60 : x
  2. Step 2: Convert to fraction form
    47,502.45/65,510.37 = 42,654.60/x
  3. Step 3: Cross multiply
    47,502.45x = 65,510.37 × 42,654.60
  4. Step 4: Simplify right side
    47,502.45x = 2,794,318,628.20
  5. Step 5: Solve for x
    x = 2,794,318,628.20/47,502.45
  6. Step 6: Final answer
    x = 58,824.73

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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.