Home / 14,234.73-21,365.15-7,219.62

Finding the Fourth Proportional to 14,234.73, 21,365.15 and 7,219.62

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Solution

The fourth proportional to 14,234.73, 21,365.15 and 7,219.62 is: 10,836.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234.73 : 21,365.15 = 7,219.62 : x
  2. Step 2: Convert to fraction form
    14,234.73/21,365.15 = 7,219.62/x
  3. Step 3: Cross multiply
    14,234.73x = 21,365.15 × 7,219.62
  4. Step 4: Simplify right side
    14,234.73x = 154,248,264.24
  5. Step 5: Solve for x
    x = 154,248,264.24/14,234.73
  6. Step 6: Final answer
    x = 10,836.06

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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.