Home / 33,009.72-45,552.56-18,862.57

Finding the Fourth Proportional to 33,009.72, 45,552.56 and 18,862.57

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Solution

The fourth proportional to 33,009.72, 45,552.56 and 18,862.57 is: 26,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.72 : 45,552.56 = 18,862.57 : x
  2. Step 2: Convert to fraction form
    33,009.72/45,552.56 = 18,862.57/x
  3. Step 3: Cross multiply
    33,009.72x = 45,552.56 × 18,862.57
  4. Step 4: Simplify right side
    33,009.72x = 859,238,123.92
  5. Step 5: Solve for x
    x = 859,238,123.92/33,009.72
  6. Step 6: Final answer
    x = 26,029.85

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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.