Home / 29,042.72-43,554.34-9,316.59

Finding the Fourth Proportional to 29,042.72, 43,554.34 and 9,316.59

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Solution

The fourth proportional to 29,042.72, 43,554.34 and 9,316.59 is: 13,971.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,042.72 : 43,554.34 = 9,316.59 : x
  2. Step 2: Convert to fraction form
    29,042.72/43,554.34 = 9,316.59/x
  3. Step 3: Cross multiply
    29,042.72x = 43,554.34 × 9,316.59
  4. Step 4: Simplify right side
    29,042.72x = 405,777,928.50
  5. Step 5: Solve for x
    x = 405,777,928.50/29,042.72
  6. Step 6: Final answer
    x = 13,971.76

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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.