Home / 25,944.83-38,929.54-15,435.61

Finding the Fourth Proportional to 25,944.83, 38,929.54 and 15,435.61

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Solution

The fourth proportional to 25,944.83, 38,929.54 and 15,435.61 is: 23,160.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,944.83 : 38,929.54 = 15,435.61 : x
  2. Step 2: Convert to fraction form
    25,944.83/38,929.54 = 15,435.61/x
  3. Step 3: Cross multiply
    25,944.83x = 38,929.54 × 15,435.61
  4. Step 4: Simplify right side
    25,944.83x = 600,900,925.09
  5. Step 5: Solve for x
    x = 600,900,925.09/25,944.83
  6. Step 6: Final answer
    x = 23,160.72

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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.