Home / 17,644.95-26,453.54-12,081.42

Finding the Fourth Proportional to 17,644.95, 26,453.54 and 12,081.42

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Solution

The fourth proportional to 17,644.95, 26,453.54 and 12,081.42 is: 18,112.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,644.95 : 26,453.54 = 12,081.42 : x
  2. Step 2: Convert to fraction form
    17,644.95/26,453.54 = 12,081.42/x
  3. Step 3: Cross multiply
    17,644.95x = 26,453.54 × 12,081.42
  4. Step 4: Simplify right side
    17,644.95x = 319,596,266.82
  5. Step 5: Solve for x
    x = 319,596,266.82/17,644.95
  6. Step 6: Final answer
    x = 18,112.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.