Home / 53,285.04-79,976.88-27,008.28

Finding the Fourth Proportional to 53,285.04, 79,976.88 and 27,008.28

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Solution

The fourth proportional to 53,285.04, 79,976.88 and 27,008.28 is: 40,537.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,285.04 : 79,976.88 = 27,008.28 : x
  2. Step 2: Convert to fraction form
    53,285.04/79,976.88 = 27,008.28/x
  3. Step 3: Cross multiply
    53,285.04x = 79,976.88 × 27,008.28
  4. Step 4: Simplify right side
    53,285.04x = 2,160,037,968.57
  5. Step 5: Solve for x
    x = 2,160,037,968.57/53,285.04
  6. Step 6: Final answer
    x = 40,537.42

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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.