Home / 19,372.15-29,030.50-11,034.96

Finding the Fourth Proportional to 19,372.15, 29,030.50 and 11,034.96

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Solution

The fourth proportional to 19,372.15, 29,030.50 and 11,034.96 is: 16,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.15 : 29,030.50 = 11,034.96 : x
  2. Step 2: Convert to fraction form
    19,372.15/29,030.50 = 11,034.96/x
  3. Step 3: Cross multiply
    19,372.15x = 29,030.50 × 11,034.96
  4. Step 4: Simplify right side
    19,372.15x = 320,350,406.28
  5. Step 5: Solve for x
    x = 320,350,406.28/19,372.15
  6. Step 6: Final answer
    x = 16,536.65

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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.