Home / 23,476.68-32,400.90-13,402.84

Finding the Fourth Proportional to 23,476.68, 32,400.90 and 13,402.84

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Solution

The fourth proportional to 23,476.68, 32,400.90 and 13,402.84 is: 18,497.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,476.68 : 32,400.90 = 13,402.84 : x
  2. Step 2: Convert to fraction form
    23,476.68/32,400.90 = 13,402.84/x
  3. Step 3: Cross multiply
    23,476.68x = 32,400.90 × 13,402.84
  4. Step 4: Simplify right side
    23,476.68x = 434,264,078.56
  5. Step 5: Solve for x
    x = 434,264,078.56/23,476.68
  6. Step 6: Final answer
    x = 18,497.68

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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.