Home / 19,482.24-29,202.40-8,394.15

Finding the Fourth Proportional to 19,482.24, 29,202.40 and 8,394.15

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Solution

The fourth proportional to 19,482.24, 29,202.40 and 8,394.15 is: 12,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,482.24 : 29,202.40 = 8,394.15 : x
  2. Step 2: Convert to fraction form
    19,482.24/29,202.40 = 8,394.15/x
  3. Step 3: Cross multiply
    19,482.24x = 29,202.40 × 8,394.15
  4. Step 4: Simplify right side
    19,482.24x = 245,129,325.96
  5. Step 5: Solve for x
    x = 245,129,325.96/19,482.24
  6. Step 6: Final answer
    x = 12,582.19

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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.