Home / 33,111.40-49,667.10-31,575.40

Finding the Fourth Proportional to 33,111.40, 49,667.10 and 31,575.40

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Solution

The fourth proportional to 33,111.40, 49,667.10 and 31,575.40 is: 47,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,111.40 : 49,667.10 = 31,575.40 : x
  2. Step 2: Convert to fraction form
    33,111.40/49,667.10 = 31,575.40/x
  3. Step 3: Cross multiply
    33,111.40x = 49,667.10 × 31,575.40
  4. Step 4: Simplify right side
    33,111.40x = 1,568,258,549.34
  5. Step 5: Solve for x
    x = 1,568,258,549.34/33,111.40
  6. Step 6: Final answer
    x = 47,363.10

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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.