Home / 15,624.27-21,560.66-8,549.33

Finding the Fourth Proportional to 15,624.27, 21,560.66 and 8,549.33

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Solution

The fourth proportional to 15,624.27, 21,560.66 and 8,549.33 is: 11,797.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624.27 : 21,560.66 = 8,549.33 : x
  2. Step 2: Convert to fraction form
    15,624.27/21,560.66 = 8,549.33/x
  3. Step 3: Cross multiply
    15,624.27x = 21,560.66 × 8,549.33
  4. Step 4: Simplify right side
    15,624.27x = 184,329,164.83
  5. Step 5: Solve for x
    x = 184,329,164.83/15,624.27
  6. Step 6: Final answer
    x = 11,797.62

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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.