Home / 23,419.36-32,318.03-12,808.76

Finding the Fourth Proportional to 23,419.36, 32,318.03 and 12,808.76

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Solution

The fourth proportional to 23,419.36, 32,318.03 and 12,808.76 is: 17,675.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,419.36 : 32,318.03 = 12,808.76 : x
  2. Step 2: Convert to fraction form
    23,419.36/32,318.03 = 12,808.76/x
  3. Step 3: Cross multiply
    23,419.36x = 32,318.03 × 12,808.76
  4. Step 4: Simplify right side
    23,419.36x = 413,953,825.90
  5. Step 5: Solve for x
    x = 413,953,825.90/23,419.36
  6. Step 6: Final answer
    x = 17,675.71

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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.