Home / 11,723.40-17,565.66-8,253.36

Finding the Fourth Proportional to 11,723.40, 17,565.66 and 8,253.36

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Solution

The fourth proportional to 11,723.40, 17,565.66 and 8,253.36 is: 12,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,723.40 : 17,565.66 = 8,253.36 : x
  2. Step 2: Convert to fraction form
    11,723.40/17,565.66 = 8,253.36/x
  3. Step 3: Cross multiply
    11,723.40x = 17,565.66 × 8,253.36
  4. Step 4: Simplify right side
    11,723.40x = 144,975,715.62
  5. Step 5: Solve for x
    x = 144,975,715.62/11,723.40
  6. Step 6: Final answer
    x = 12,366.35

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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.