Home / 19,331.75-28,993.07-10,901.88

Finding the Fourth Proportional to 19,331.75, 28,993.07 and 10,901.88

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Solution

The fourth proportional to 19,331.75, 28,993.07 and 10,901.88 is: 16,350.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,331.75 : 28,993.07 = 10,901.88 : x
  2. Step 2: Convert to fraction form
    19,331.75/28,993.07 = 10,901.88/x
  3. Step 3: Cross multiply
    19,331.75x = 28,993.07 × 10,901.88
  4. Step 4: Simplify right side
    19,331.75x = 316,078,825.01
  5. Step 5: Solve for x
    x = 316,078,825.01/19,331.75
  6. Step 6: Final answer
    x = 16,350.25

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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.