Home / 33,154.52-45,737.78-19,718.24

Finding the Fourth Proportional to 33,154.52, 45,737.78 and 19,718.24

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Solution

The fourth proportional to 33,154.52, 45,737.78 and 19,718.24 is: 27,201.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,154.52 : 45,737.78 = 19,718.24 : x
  2. Step 2: Convert to fraction form
    33,154.52/45,737.78 = 19,718.24/x
  3. Step 3: Cross multiply
    33,154.52x = 45,737.78 × 19,718.24
  4. Step 4: Simplify right side
    33,154.52x = 901,868,523.11
  5. Step 5: Solve for x
    x = 901,868,523.11/33,154.52
  6. Step 6: Final answer
    x = 27,201.98

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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.