Home / 33,026.48-49,455.13-18,218.93

Finding the Fourth Proportional to 33,026.48, 49,455.13 and 18,218.93

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Solution

The fourth proportional to 33,026.48, 49,455.13 and 18,218.93 is: 27,281.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,026.48 : 49,455.13 = 18,218.93 : x
  2. Step 2: Convert to fraction form
    33,026.48/49,455.13 = 18,218.93/x
  3. Step 3: Cross multiply
    33,026.48x = 49,455.13 × 18,218.93
  4. Step 4: Simplify right side
    33,026.48x = 901,019,551.61
  5. Step 5: Solve for x
    x = 901,019,551.61/33,026.48
  6. Step 6: Final answer
    x = 27,281.73

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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.