Home / 23,685.06-32,685.66-13,074.70

Finding the Fourth Proportional to 23,685.06, 32,685.66 and 13,074.70

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Solution

The fourth proportional to 23,685.06, 32,685.66 and 13,074.70 is: 18,043.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,685.06 : 32,685.66 = 13,074.70 : x
  2. Step 2: Convert to fraction form
    23,685.06/32,685.66 = 13,074.70/x
  3. Step 3: Cross multiply
    23,685.06x = 32,685.66 × 13,074.70
  4. Step 4: Simplify right side
    23,685.06x = 427,355,198.80
  5. Step 5: Solve for x
    x = 427,355,198.80/23,685.06
  6. Step 6: Final answer
    x = 18,043.24

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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.