Home / 19,282.32-26,612.82-11,329.02

Finding the Fourth Proportional to 19,282.32, 26,612.82 and 11,329.02

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Solution

The fourth proportional to 19,282.32, 26,612.82 and 11,329.02 is: 15,635.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.32 : 26,612.82 = 11,329.02 : x
  2. Step 2: Convert to fraction form
    19,282.32/26,612.82 = 11,329.02/x
  3. Step 3: Cross multiply
    19,282.32x = 26,612.82 × 11,329.02
  4. Step 4: Simplify right side
    19,282.32x = 301,497,170.04
  5. Step 5: Solve for x
    x = 301,497,170.04/19,282.32
  6. Step 6: Final answer
    x = 15,635.94

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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.