Home / 14,711.08-20,296.76-8,336.64

Finding the Fourth Proportional to 14,711.08, 20,296.76 and 8,336.64

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Solution

The fourth proportional to 14,711.08, 20,296.76 and 8,336.64 is: 11,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,711.08 : 20,296.76 = 8,336.64 : x
  2. Step 2: Convert to fraction form
    14,711.08/20,296.76 = 8,336.64/x
  3. Step 3: Cross multiply
    14,711.08x = 20,296.76 × 8,336.64
  4. Step 4: Simplify right side
    14,711.08x = 169,206,781.29
  5. Step 5: Solve for x
    x = 169,206,781.29/14,711.08
  6. Step 6: Final answer
    x = 11,502.00

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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.