Home / 13,352.80-20,032.10-4,587.92

Finding the Fourth Proportional to 13,352.80, 20,032.10 and 4,587.92

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Solution

The fourth proportional to 13,352.80, 20,032.10 and 4,587.92 is: 6,882.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.80 : 20,032.10 = 4,587.92 : x
  2. Step 2: Convert to fraction form
    13,352.80/20,032.10 = 4,587.92/x
  3. Step 3: Cross multiply
    13,352.80x = 20,032.10 × 4,587.92
  4. Step 4: Simplify right side
    13,352.80x = 91,905,672.23
  5. Step 5: Solve for x
    x = 91,905,672.23/13,352.80
  6. Step 6: Final answer
    x = 6,882.88

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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.