Home / 14,937.60-22,383.36-7,991.04

Finding the Fourth Proportional to 14,937.60, 22,383.36 and 7,991.04

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Solution

The fourth proportional to 14,937.60, 22,383.36 and 7,991.04 is: 11,974.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937.60 : 22,383.36 = 7,991.04 : x
  2. Step 2: Convert to fraction form
    14,937.60/22,383.36 = 7,991.04/x
  3. Step 3: Cross multiply
    14,937.60x = 22,383.36 × 7,991.04
  4. Step 4: Simplify right side
    14,937.60x = 178,866,325.09
  5. Step 5: Solve for x
    x = 178,866,325.09/14,937.60
  6. Step 6: Final answer
    x = 11,974.23

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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.