Home / 19,326.90-26,671.78-11,260.02

Finding the Fourth Proportional to 19,326.90, 26,671.78 and 11,260.02

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Solution

The fourth proportional to 19,326.90, 26,671.78 and 11,260.02 is: 15,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.90 : 26,671.78 = 11,260.02 : x
  2. Step 2: Convert to fraction form
    19,326.90/26,671.78 = 11,260.02/x
  3. Step 3: Cross multiply
    19,326.90x = 26,671.78 × 11,260.02
  4. Step 4: Simplify right side
    19,326.90x = 300,324,776.24
  5. Step 5: Solve for x
    x = 300,324,776.24/19,326.90
  6. Step 6: Final answer
    x = 15,539.21

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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.