Home / 19,647.48-29,475.66-6,499.82

Finding the Fourth Proportional to 19,647.48, 29,475.66 and 6,499.82

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Solution

The fourth proportional to 19,647.48, 29,475.66 and 6,499.82 is: 9,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,647.48 : 29,475.66 = 6,499.82 : x
  2. Step 2: Convert to fraction form
    19,647.48/29,475.66 = 6,499.82/x
  3. Step 3: Cross multiply
    19,647.48x = 29,475.66 × 6,499.82
  4. Step 4: Simplify right side
    19,647.48x = 191,586,484.38
  5. Step 5: Solve for x
    x = 191,586,484.38/19,647.48
  6. Step 6: Final answer
    x = 9,751.20

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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.