Home / 21,904.67-32,865.92-10,210.70

Finding the Fourth Proportional to 21,904.67, 32,865.92 and 10,210.70

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Solution

The fourth proportional to 21,904.67, 32,865.92 and 10,210.70 is: 15,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,904.67 : 32,865.92 = 10,210.70 : x
  2. Step 2: Convert to fraction form
    21,904.67/32,865.92 = 10,210.70/x
  3. Step 3: Cross multiply
    21,904.67x = 32,865.92 × 10,210.70
  4. Step 4: Simplify right side
    21,904.67x = 335,584,049.34
  5. Step 5: Solve for x
    x = 335,584,049.34/21,904.67
  6. Step 6: Final answer
    x = 15,320.21

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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.