Home / 11,158.23-16,763.49-10,527.78

Finding the Fourth Proportional to 11,158.23, 16,763.49 and 10,527.78

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Solution

The fourth proportional to 11,158.23, 16,763.49 and 10,527.78 is: 15,816.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,158.23 : 16,763.49 = 10,527.78 : x
  2. Step 2: Convert to fraction form
    11,158.23/16,763.49 = 10,527.78/x
  3. Step 3: Cross multiply
    11,158.23x = 16,763.49 × 10,527.78
  4. Step 4: Simplify right side
    11,158.23x = 176,482,334.75
  5. Step 5: Solve for x
    x = 176,482,334.75/11,158.23
  6. Step 6: Final answer
    x = 15,816.34

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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.