Home / 19,457.18-29,179.52-6,306.38

Finding the Fourth Proportional to 19,457.18, 29,179.52 and 6,306.38

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Solution

The fourth proportional to 19,457.18, 29,179.52 and 6,306.38 is: 9,457.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,457.18 : 29,179.52 = 6,306.38 : x
  2. Step 2: Convert to fraction form
    19,457.18/29,179.52 = 6,306.38/x
  3. Step 3: Cross multiply
    19,457.18x = 29,179.52 × 6,306.38
  4. Step 4: Simplify right side
    19,457.18x = 184,017,141.34
  5. Step 5: Solve for x
    x = 184,017,141.34/19,457.18
  6. Step 6: Final answer
    x = 9,457.54

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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.