Home / 22,887.38-31,624.07-18,901.64

Finding the Fourth Proportional to 22,887.38, 31,624.07 and 18,901.64

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Solution

The fourth proportional to 22,887.38, 31,624.07 and 18,901.64 is: 26,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,887.38 : 31,624.07 = 18,901.64 : x
  2. Step 2: Convert to fraction form
    22,887.38/31,624.07 = 18,901.64/x
  3. Step 3: Cross multiply
    22,887.38x = 31,624.07 × 18,901.64
  4. Step 4: Simplify right side
    22,887.38x = 597,746,533.85
  5. Step 5: Solve for x
    x = 597,746,533.85/22,887.38
  6. Step 6: Final answer
    x = 26,116.87

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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.