Home / 23,418.26-32,316.82-12,807.68

Finding the Fourth Proportional to 23,418.26, 32,316.82 and 12,807.68

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Solution

The fourth proportional to 23,418.26, 32,316.82 and 12,807.68 is: 17,674.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,418.26 : 32,316.82 = 12,807.68 : x
  2. Step 2: Convert to fraction form
    23,418.26/32,316.82 = 12,807.68/x
  3. Step 3: Cross multiply
    23,418.26x = 32,316.82 × 12,807.68
  4. Step 4: Simplify right side
    23,418.26x = 413,903,489.18
  5. Step 5: Solve for x
    x = 413,903,489.18/23,418.26
  6. Step 6: Final answer
    x = 17,674.39

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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.