Home / 19,322.25-26,664.98-11,255.70

Finding the Fourth Proportional to 19,322.25, 26,664.98 and 11,255.70

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Solution

The fourth proportional to 19,322.25, 26,664.98 and 11,255.70 is: 15,533.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,322.25 : 26,664.98 = 11,255.70 : x
  2. Step 2: Convert to fraction form
    19,322.25/26,664.98 = 11,255.70/x
  3. Step 3: Cross multiply
    19,322.25x = 26,664.98 × 11,255.70
  4. Step 4: Simplify right side
    19,322.25x = 300,132,825.78
  5. Step 5: Solve for x
    x = 300,132,825.78/19,322.25
  6. Step 6: Final answer
    x = 15,533.02

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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.