Home / 52,901.29-79,382.97-19,644.45

Finding the Fourth Proportional to 52,901.29, 79,382.97 and 19,644.45

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Solution

The fourth proportional to 52,901.29, 79,382.97 and 19,644.45 is: 29,478.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,901.29 : 79,382.97 = 19,644.45 : x
  2. Step 2: Convert to fraction form
    52,901.29/79,382.97 = 19,644.45/x
  3. Step 3: Cross multiply
    52,901.29x = 79,382.97 × 19,644.45
  4. Step 4: Simplify right side
    52,901.29x = 1,559,434,338.99
  5. Step 5: Solve for x
    x = 1,559,434,338.99/52,901.29
  6. Step 6: Final answer
    x = 29,478.19

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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.