Home / 53,268.69-79,882.26-19,970.58

Finding the Fourth Proportional to 53,268.69, 79,882.26 and 19,970.58

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Solution

The fourth proportional to 53,268.69, 79,882.26 and 19,970.58 is: 29,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,268.69 : 79,882.26 = 19,970.58 : x
  2. Step 2: Convert to fraction form
    53,268.69/79,882.26 = 19,970.58/x
  3. Step 3: Cross multiply
    53,268.69x = 79,882.26 × 19,970.58
  4. Step 4: Simplify right side
    53,268.69x = 1,595,295,063.91
  5. Step 5: Solve for x
    x = 1,595,295,063.91/53,268.69
  6. Step 6: Final answer
    x = 29,948.08

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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.