Home / 21,797.38-32,673.39-10,100.98

Finding the Fourth Proportional to 21,797.38, 32,673.39 and 10,100.98

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Solution

The fourth proportional to 21,797.38, 32,673.39 and 10,100.98 is: 15,140.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,797.38 : 32,673.39 = 10,100.98 : x
  2. Step 2: Convert to fraction form
    21,797.38/32,673.39 = 10,100.98/x
  3. Step 3: Cross multiply
    21,797.38x = 32,673.39 × 10,100.98
  4. Step 4: Simplify right side
    21,797.38x = 330,033,258.92
  5. Step 5: Solve for x
    x = 330,033,258.92/21,797.38
  6. Step 6: Final answer
    x = 15,140.96

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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.