Home / 52,866.36-72,955.67-28,993.19

Finding the Fourth Proportional to 52,866.36, 72,955.67 and 28,993.19

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Solution

The fourth proportional to 52,866.36, 72,955.67 and 28,993.19 is: 40,010.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,866.36 : 72,955.67 = 28,993.19 : x
  2. Step 2: Convert to fraction form
    52,866.36/72,955.67 = 28,993.19/x
  3. Step 3: Cross multiply
    52,866.36x = 72,955.67 × 28,993.19
  4. Step 4: Simplify right side
    52,866.36x = 2,115,217,092.14
  5. Step 5: Solve for x
    x = 2,115,217,092.14/52,866.36
  6. Step 6: Final answer
    x = 40,010.64

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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.