Home / 21,482.66-32,273.40-15,257.82

Finding the Fourth Proportional to 21,482.66, 32,273.40 and 15,257.82

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Solution

The fourth proportional to 21,482.66, 32,273.40 and 15,257.82 is: 22,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482.66 : 32,273.40 = 15,257.82 : x
  2. Step 2: Convert to fraction form
    21,482.66/32,273.40 = 15,257.82/x
  3. Step 3: Cross multiply
    21,482.66x = 32,273.40 × 15,257.82
  4. Step 4: Simplify right side
    21,482.66x = 492,421,727.99
  5. Step 5: Solve for x
    x = 492,421,727.99/21,482.66
  6. Step 6: Final answer
    x = 22,921.82

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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.