Home / 23,168.81-31,972.62-13,096.90

Finding the Fourth Proportional to 23,168.81, 31,972.62 and 13,096.90

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Solution

The fourth proportional to 23,168.81, 31,972.62 and 13,096.90 is: 18,073.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,168.81 : 31,972.62 = 13,096.90 : x
  2. Step 2: Convert to fraction form
    23,168.81/31,972.62 = 13,096.90/x
  3. Step 3: Cross multiply
    23,168.81x = 31,972.62 × 13,096.90
  4. Step 4: Simplify right side
    23,168.81x = 418,742,206.88
  5. Step 5: Solve for x
    x = 418,742,206.88/23,168.81
  6. Step 6: Final answer
    x = 18,073.53

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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.