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Finding the Fourth Proportional to 15,901.72, 23,860.78 and 6,548.65

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Solution

The fourth proportional to 15,901.72, 23,860.78 and 6,548.65 is: 9,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,901.72 : 23,860.78 = 6,548.65 : x
  2. Step 2: Convert to fraction form
    15,901.72/23,860.78 = 6,548.65/x
  3. Step 3: Cross multiply
    15,901.72x = 23,860.78 × 6,548.65
  4. Step 4: Simplify right side
    15,901.72x = 156,255,820.92
  5. Step 5: Solve for x
    x = 156,255,820.92/15,901.72
  6. Step 6: Final answer
    x = 9,826.35

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1.5x scale

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.