Home / 53,068.80-79,593.30-21,470.58

Finding the Fourth Proportional to 53,068.80, 79,593.30 and 21,470.58

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Solution

The fourth proportional to 53,068.80, 79,593.30 and 21,470.58 is: 32,201.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,068.80 : 79,593.30 = 21,470.58 : x
  2. Step 2: Convert to fraction form
    53,068.80/79,593.30 = 21,470.58/x
  3. Step 3: Cross multiply
    53,068.80x = 79,593.30 × 21,470.58
  4. Step 4: Simplify right side
    53,068.80x = 1,708,914,315.11
  5. Step 5: Solve for x
    x = 1,708,914,315.11/53,068.80
  6. Step 6: Final answer
    x = 32,201.86

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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.