Home / 23,838.36-32,900.84-13,231.40

Finding the Fourth Proportional to 23,838.36, 32,900.84 and 13,231.40

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Solution

The fourth proportional to 23,838.36, 32,900.84 and 13,231.40 is: 18,261.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,838.36 : 32,900.84 = 13,231.40 : x
  2. Step 2: Convert to fraction form
    23,838.36/32,900.84 = 13,231.40/x
  3. Step 3: Cross multiply
    23,838.36x = 32,900.84 × 13,231.40
  4. Step 4: Simplify right side
    23,838.36x = 435,324,174.38
  5. Step 5: Solve for x
    x = 435,324,174.38/23,838.36
  6. Step 6: Final answer
    x = 18,261.50

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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.