Home / 25,866.60-38,787.61-11,822.46

Finding the Fourth Proportional to 25,866.60, 38,787.61 and 11,822.46

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Solution

The fourth proportional to 25,866.60, 38,787.61 and 11,822.46 is: 17,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,866.60 : 38,787.61 = 11,822.46 : x
  2. Step 2: Convert to fraction form
    25,866.60/38,787.61 = 11,822.46/x
  3. Step 3: Cross multiply
    25,866.60x = 38,787.61 × 11,822.46
  4. Step 4: Simplify right side
    25,866.60x = 458,564,714.67
  5. Step 5: Solve for x
    x = 458,564,714.67/25,866.60
  6. Step 6: Final answer
    x = 17,728.07

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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.