Home / 16,724.74-25,088.32-5,631.42

Finding the Fourth Proportional to 16,724.74, 25,088.32 and 5,631.42

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Solution

The fourth proportional to 16,724.74, 25,088.32 and 5,631.42 is: 8,447.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,724.74 : 25,088.32 = 5,631.42 : x
  2. Step 2: Convert to fraction form
    16,724.74/25,088.32 = 5,631.42/x
  3. Step 3: Cross multiply
    16,724.74x = 25,088.32 × 5,631.42
  4. Step 4: Simplify right side
    16,724.74x = 141,282,867.01
  5. Step 5: Solve for x
    x = 141,282,867.01/16,724.74
  6. Step 6: Final answer
    x = 8,447.54

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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.