Home / 62,789.40-86,652.30-34,497.72

Finding the Fourth Proportional to 62,789.40, 86,652.30 and 34,497.72

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Solution

The fourth proportional to 62,789.40, 86,652.30 and 34,497.72 is: 47,608.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,789.40 : 86,652.30 = 34,497.72 : x
  2. Step 2: Convert to fraction form
    62,789.40/86,652.30 = 34,497.72/x
  3. Step 3: Cross multiply
    62,789.40x = 86,652.30 × 34,497.72
  4. Step 4: Simplify right side
    62,789.40x = 2,989,306,782.76
  5. Step 5: Solve for x
    x = 2,989,306,782.76/62,789.40
  6. Step 6: Final answer
    x = 47,608.46

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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.