Home / 16,887.52-25,332.64-5,789.76

Finding the Fourth Proportional to 16,887.52, 25,332.64 and 5,789.76

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Solution

The fourth proportional to 16,887.52, 25,332.64 and 5,789.76 is: 8,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.52 : 25,332.64 = 5,789.76 : x
  2. Step 2: Convert to fraction form
    16,887.52/25,332.64 = 5,789.76/x
  3. Step 3: Cross multiply
    16,887.52x = 25,332.64 × 5,789.76
  4. Step 4: Simplify right side
    16,887.52x = 146,669,905.77
  5. Step 5: Solve for x
    x = 146,669,905.77/16,887.52
  6. Step 6: Final answer
    x = 8,685.11

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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.