Home / 25,289.32-34,895.46-15,854.44

Finding the Fourth Proportional to 25,289.32, 34,895.46 and 15,854.44

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Solution

The fourth proportional to 25,289.32, 34,895.46 and 15,854.44 is: 21,876.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,289.32 : 34,895.46 = 15,854.44 : x
  2. Step 2: Convert to fraction form
    25,289.32/34,895.46 = 15,854.44/x
  3. Step 3: Cross multiply
    25,289.32x = 34,895.46 × 15,854.44
  4. Step 4: Simplify right side
    25,289.32x = 553,247,976.84
  5. Step 5: Solve for x
    x = 553,247,976.84/25,289.32
  6. Step 6: Final answer
    x = 21,876.74

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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.