Home / 40,206.81-55,449.06-25,100.85

Finding the Fourth Proportional to 40,206.81, 55,449.06 and 25,100.85

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Solution

The fourth proportional to 40,206.81, 55,449.06 and 25,100.85 is: 34,616.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,206.81 : 55,449.06 = 25,100.85 : x
  2. Step 2: Convert to fraction form
    40,206.81/55,449.06 = 25,100.85/x
  3. Step 3: Cross multiply
    40,206.81x = 55,449.06 × 25,100.85
  4. Step 4: Simplify right side
    40,206.81x = 1,391,818,537.70
  5. Step 5: Solve for x
    x = 1,391,818,537.70/40,206.81
  6. Step 6: Final answer
    x = 34,616.49

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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.