Home / 23,568.32-32,519.62-13,220.40

Finding the Fourth Proportional to 23,568.32, 32,519.62 and 13,220.40

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Solution

The fourth proportional to 23,568.32, 32,519.62 and 13,220.40 is: 18,241.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,568.32 : 32,519.62 = 13,220.40 : x
  2. Step 2: Convert to fraction form
    23,568.32/32,519.62 = 13,220.40/x
  3. Step 3: Cross multiply
    23,568.32x = 32,519.62 × 13,220.40
  4. Step 4: Simplify right side
    23,568.32x = 429,922,432.50
  5. Step 5: Solve for x
    x = 429,922,432.50/23,568.32
  6. Step 6: Final answer
    x = 18,241.54

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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.