Home / 16,921.86-25,382.61-6,526.32

Finding the Fourth Proportional to 16,921.86, 25,382.61 and 6,526.32

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Solution

The fourth proportional to 16,921.86, 25,382.61 and 6,526.32 is: 9,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,921.86 : 25,382.61 = 6,526.32 : x
  2. Step 2: Convert to fraction form
    16,921.86/25,382.61 = 6,526.32/x
  3. Step 3: Cross multiply
    16,921.86x = 25,382.61 × 6,526.32
  4. Step 4: Simplify right side
    16,921.86x = 165,655,035.30
  5. Step 5: Solve for x
    x = 165,655,035.30/16,921.86
  6. Step 6: Final answer
    x = 9,789.41

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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.