Home / 23,340.74-32,212.94-13,270.68

Finding the Fourth Proportional to 23,340.74, 32,212.94 and 13,270.68

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Solution

The fourth proportional to 23,340.74, 32,212.94 and 13,270.68 is: 18,315.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,340.74 : 32,212.94 = 13,270.68 : x
  2. Step 2: Convert to fraction form
    23,340.74/32,212.94 = 13,270.68/x
  3. Step 3: Cross multiply
    23,340.74x = 32,212.94 × 13,270.68
  4. Step 4: Simplify right side
    23,340.74x = 427,487,552.25
  5. Step 5: Solve for x
    x = 427,487,552.25/23,340.74
  6. Step 6: Final answer
    x = 18,315.09

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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.