Home / 19,422.74-26,805.46-11,873.50

Finding the Fourth Proportional to 19,422.74, 26,805.46 and 11,873.50

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Solution

The fourth proportional to 19,422.74, 26,805.46 and 11,873.50 is: 16,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422.74 : 26,805.46 = 11,873.50 : x
  2. Step 2: Convert to fraction form
    19,422.74/26,805.46 = 11,873.50/x
  3. Step 3: Cross multiply
    19,422.74x = 26,805.46 × 11,873.50
  4. Step 4: Simplify right side
    19,422.74x = 318,274,629.31
  5. Step 5: Solve for x
    x = 318,274,629.31/19,422.74
  6. Step 6: Final answer
    x = 16,386.70

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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.