Home / 23,519.61-32,455.49-12,908.61

Finding the Fourth Proportional to 23,519.61, 32,455.49 and 12,908.61

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Solution

The fourth proportional to 23,519.61, 32,455.49 and 12,908.61 is: 17,813.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,519.61 : 32,455.49 = 12,908.61 : x
  2. Step 2: Convert to fraction form
    23,519.61/32,455.49 = 12,908.61/x
  3. Step 3: Cross multiply
    23,519.61x = 32,455.49 × 12,908.61
  4. Step 4: Simplify right side
    23,519.61x = 418,955,198.23
  5. Step 5: Solve for x
    x = 418,955,198.23/23,519.61
  6. Step 6: Final answer
    x = 17,813.02

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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.