Home / 39,449.72-54,440.98-22,453.13

Finding the Fourth Proportional to 39,449.72, 54,440.98 and 22,453.13

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Solution

The fourth proportional to 39,449.72, 54,440.98 and 22,453.13 is: 30,985.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,449.72 : 54,440.98 = 22,453.13 : x
  2. Step 2: Convert to fraction form
    39,449.72/54,440.98 = 22,453.13/x
  3. Step 3: Cross multiply
    39,449.72x = 54,440.98 × 22,453.13
  4. Step 4: Simplify right side
    39,449.72x = 1,222,370,072.93
  5. Step 5: Solve for x
    x = 1,222,370,072.93/39,449.72
  6. Step 6: Final answer
    x = 30,985.52

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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.