Home / 16,589.36-22,888.68-9,513.20

Finding the Fourth Proportional to 16,589.36, 22,888.68 and 9,513.20

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Solution

The fourth proportional to 16,589.36, 22,888.68 and 9,513.20 is: 13,125.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,589.36 : 22,888.68 = 9,513.20 : x
  2. Step 2: Convert to fraction form
    16,589.36/22,888.68 = 9,513.20/x
  3. Step 3: Cross multiply
    16,589.36x = 22,888.68 × 9,513.20
  4. Step 4: Simplify right side
    16,589.36x = 217,744,590.58
  5. Step 5: Solve for x
    x = 217,744,590.58/16,589.36
  6. Step 6: Final answer
    x = 13,125.56

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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.