Home / 41,853.90-62,790.72-13,776.16

Finding the Fourth Proportional to 41,853.90, 62,790.72 and 13,776.16

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Solution

The fourth proportional to 41,853.90, 62,790.72 and 13,776.16 is: 20,667.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,853.90 : 62,790.72 = 13,776.16 : x
  2. Step 2: Convert to fraction form
    41,853.90/62,790.72 = 13,776.16/x
  3. Step 3: Cross multiply
    41,853.90x = 62,790.72 × 13,776.16
  4. Step 4: Simplify right side
    41,853.90x = 865,015,005.24
  5. Step 5: Solve for x
    x = 865,015,005.24/41,853.90
  6. Step 6: Final answer
    x = 20,667.49

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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.