Home / 14,826.72-20,456.08-10,578.48

Finding the Fourth Proportional to 14,826.72, 20,456.08 and 10,578.48

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Solution

The fourth proportional to 14,826.72, 20,456.08 and 10,578.48 is: 14,594.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,826.72 : 20,456.08 = 10,578.48 : x
  2. Step 2: Convert to fraction form
    14,826.72/20,456.08 = 10,578.48/x
  3. Step 3: Cross multiply
    14,826.72x = 20,456.08 × 10,578.48
  4. Step 4: Simplify right side
    14,826.72x = 216,394,233.16
  5. Step 5: Solve for x
    x = 216,394,233.16/14,826.72
  6. Step 6: Final answer
    x = 14,594.88

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1.5x scale

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.