Home / 35,323.49-52,977.02-13,147.31

Finding the Fourth Proportional to 35,323.49, 52,977.02 and 13,147.31

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Solution

The fourth proportional to 35,323.49, 52,977.02 and 13,147.31 is: 19,717.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,323.49 : 52,977.02 = 13,147.31 : x
  2. Step 2: Convert to fraction form
    35,323.49/52,977.02 = 13,147.31/x
  3. Step 3: Cross multiply
    35,323.49x = 52,977.02 × 13,147.31
  4. Step 4: Simplify right side
    35,323.49x = 696,505,239.08
  5. Step 5: Solve for x
    x = 696,505,239.08/35,323.49
  6. Step 6: Final answer
    x = 19,717.91

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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.