Home / 53,269.12-73,513.30-29,395.28

Finding the Fourth Proportional to 53,269.12, 73,513.30 and 29,395.28

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Solution

The fourth proportional to 53,269.12, 73,513.30 and 29,395.28 is: 40,566.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,269.12 : 73,513.30 = 29,395.28 : x
  2. Step 2: Convert to fraction form
    53,269.12/73,513.30 = 29,395.28/x
  3. Step 3: Cross multiply
    53,269.12x = 73,513.30 × 29,395.28
  4. Step 4: Simplify right side
    53,269.12x = 2,160,944,037.22
  5. Step 5: Solve for x
    x = 2,160,944,037.22/53,269.12
  6. Step 6: Final answer
    x = 40,566.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.