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Finding the Fourth Proportional to 17,246.40, 25,869.60 and 9,470.40

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Solution

The fourth proportional to 17,246.40, 25,869.60 and 9,470.40 is: 14,205.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,246.40 : 25,869.60 = 9,470.40 : x
  2. Step 2: Convert to fraction form
    17,246.40/25,869.60 = 9,470.40/x
  3. Step 3: Cross multiply
    17,246.40x = 25,869.60 × 9,470.40
  4. Step 4: Simplify right side
    17,246.40x = 244,995,459.84
  5. Step 5: Solve for x
    x = 244,995,459.84/17,246.40
  6. Step 6: Final answer
    x = 14,205.60

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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.