Home / 35,687.26-53,531.52-13,511.08

Finding the Fourth Proportional to 35,687.26, 53,531.52 and 13,511.08

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Solution

The fourth proportional to 35,687.26, 53,531.52 and 13,511.08 is: 20,266.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,687.26 : 53,531.52 = 13,511.08 : x
  2. Step 2: Convert to fraction form
    35,687.26/53,531.52 = 13,511.08/x
  3. Step 3: Cross multiply
    35,687.26x = 53,531.52 × 13,511.08
  4. Step 4: Simplify right side
    35,687.26x = 723,268,649.24
  5. Step 5: Solve for x
    x = 723,268,649.24/35,687.26
  6. Step 6: Final answer
    x = 20,266.86

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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.