Home / 39,902.94-59,868.08-13,626.13

Finding the Fourth Proportional to 39,902.94, 59,868.08 and 13,626.13

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Solution

The fourth proportional to 39,902.94, 59,868.08 and 13,626.13 is: 20,443.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,902.94 : 59,868.08 = 13,626.13 : x
  2. Step 2: Convert to fraction form
    39,902.94/59,868.08 = 13,626.13/x
  3. Step 3: Cross multiply
    39,902.94x = 59,868.08 × 13,626.13
  4. Step 4: Simplify right side
    39,902.94x = 815,770,172.80
  5. Step 5: Solve for x
    x = 815,770,172.80/39,902.94
  6. Step 6: Final answer
    x = 20,443.86

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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.