Home / 51,258.31-76,898.75-15,724.52

Finding the Fourth Proportional to 51,258.31, 76,898.75 and 15,724.52

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Solution

The fourth proportional to 51,258.31, 76,898.75 and 15,724.52 is: 23,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,258.31 : 76,898.75 = 15,724.52 : x
  2. Step 2: Convert to fraction form
    51,258.31/76,898.75 = 15,724.52/x
  3. Step 3: Cross multiply
    51,258.31x = 76,898.75 × 15,724.52
  4. Step 4: Simplify right side
    51,258.31x = 1,209,195,932.35
  5. Step 5: Solve for x
    x = 1,209,195,932.35/51,258.31
  6. Step 6: Final answer
    x = 23,590.24

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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.