Home / 26,146.04-39,202.43-12,087.28

Finding the Fourth Proportional to 26,146.04, 39,202.43 and 12,087.28

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Solution

The fourth proportional to 26,146.04, 39,202.43 and 12,087.28 is: 18,123.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,146.04 : 39,202.43 = 12,087.28 : x
  2. Step 2: Convert to fraction form
    26,146.04/39,202.43 = 12,087.28/x
  3. Step 3: Cross multiply
    26,146.04x = 39,202.43 × 12,087.28
  4. Step 4: Simplify right side
    26,146.04x = 473,850,584.13
  5. Step 5: Solve for x
    x = 473,850,584.13/26,146.04
  6. Step 6: Final answer
    x = 18,123.23

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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.