Home / 16,888.91-25,328.40-6,351.32

Finding the Fourth Proportional to 16,888.91, 25,328.40 and 6,351.32

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Solution

The fourth proportional to 16,888.91, 25,328.40 and 6,351.32 is: 9,525.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,888.91 : 25,328.40 = 6,351.32 : x
  2. Step 2: Convert to fraction form
    16,888.91/25,328.40 = 6,351.32/x
  3. Step 3: Cross multiply
    16,888.91x = 25,328.40 × 6,351.32
  4. Step 4: Simplify right side
    16,888.91x = 160,868,646.85
  5. Step 5: Solve for x
    x = 160,868,646.85/16,888.91
  6. Step 6: Final answer
    x = 9,525.11

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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.