Home / 11,677.08-17,527.55-8,547.80

Finding the Fourth Proportional to 11,677.08, 17,527.55 and 8,547.80

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Solution

The fourth proportional to 11,677.08, 17,527.55 and 8,547.80 is: 12,830.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,677.08 : 17,527.55 = 8,547.80 : x
  2. Step 2: Convert to fraction form
    11,677.08/17,527.55 = 8,547.80/x
  3. Step 3: Cross multiply
    11,677.08x = 17,527.55 × 8,547.80
  4. Step 4: Simplify right side
    11,677.08x = 149,821,949.15
  5. Step 5: Solve for x
    x = 149,821,949.15/11,677.08
  6. Step 6: Final answer
    x = 12,830.43

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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.