Home / 35,691.26-53,537.76-11,999.16

Finding the Fourth Proportional to 35,691.26, 53,537.76 and 11,999.16

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Solution

The fourth proportional to 35,691.26, 53,537.76 and 11,999.16 is: 17,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,691.26 : 53,537.76 = 11,999.16 : x
  2. Step 2: Convert to fraction form
    35,691.26/53,537.76 = 11,999.16/x
  3. Step 3: Cross multiply
    35,691.26x = 53,537.76 × 11,999.16
  4. Step 4: Simplify right side
    35,691.26x = 642,408,148.28
  5. Step 5: Solve for x
    x = 642,408,148.28/35,691.26
  6. Step 6: Final answer
    x = 17,999.03

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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.