Home / 14,956.27-20,641.61-9,666.45

Finding the Fourth Proportional to 14,956.27, 20,641.61 and 9,666.45

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Solution

The fourth proportional to 14,956.27, 20,641.61 and 9,666.45 is: 13,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,956.27 : 20,641.61 = 9,666.45 : x
  2. Step 2: Convert to fraction form
    14,956.27/20,641.61 = 9,666.45/x
  3. Step 3: Cross multiply
    14,956.27x = 20,641.61 × 9,666.45
  4. Step 4: Simplify right side
    14,956.27x = 199,531,115.15
  5. Step 5: Solve for x
    x = 199,531,115.15/14,956.27
  6. Step 6: Final answer
    x = 13,340.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.