Home / 40,749.02-61,114.16-11,169.15

Finding the Fourth Proportional to 40,749.02, 61,114.16 and 11,169.15

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Solution

The fourth proportional to 40,749.02, 61,114.16 and 11,169.15 is: 16,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,749.02 : 61,114.16 = 11,169.15 : x
  2. Step 2: Convert to fraction form
    40,749.02/61,114.16 = 11,169.15/x
  3. Step 3: Cross multiply
    40,749.02x = 61,114.16 × 11,169.15
  4. Step 4: Simplify right side
    40,749.02x = 682,593,164.32
  5. Step 5: Solve for x
    x = 682,593,164.32/40,749.02
  6. Step 6: Final answer
    x = 16,751.16

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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.