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Finding the Fourth Proportional to 16,873.70, 25,322.70 and 9,470.30

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Solution

The fourth proportional to 16,873.70, 25,322.70 and 9,470.30 is: 14,212.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,873.70 : 25,322.70 = 9,470.30 : x
  2. Step 2: Convert to fraction form
    16,873.70/25,322.70 = 9,470.30/x
  3. Step 3: Cross multiply
    16,873.70x = 25,322.70 × 9,470.30
  4. Step 4: Simplify right side
    16,873.70x = 239,813,565.81
  5. Step 5: Solve for x
    x = 239,813,565.81/16,873.70
  6. Step 6: Final answer
    x = 14,212.27

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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.