Home / 23,338.12-32,206.64-12,727.80

Finding the Fourth Proportional to 23,338.12, 32,206.64 and 12,727.80

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Solution

The fourth proportional to 23,338.12, 32,206.64 and 12,727.80 is: 17,564.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,338.12 : 32,206.64 = 12,727.80 : x
  2. Step 2: Convert to fraction form
    23,338.12/32,206.64 = 12,727.80/x
  3. Step 3: Cross multiply
    23,338.12x = 32,206.64 × 12,727.80
  4. Step 4: Simplify right side
    23,338.12x = 409,919,672.59
  5. Step 5: Solve for x
    x = 409,919,672.59/23,338.12
  6. Step 6: Final answer
    x = 17,564.38

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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.