Home / 52,696.46-79,075.87-19,439.90

Finding the Fourth Proportional to 52,696.46, 79,075.87 and 19,439.90

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Solution

The fourth proportional to 52,696.46, 79,075.87 and 19,439.90 is: 29,171.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,696.46 : 79,075.87 = 19,439.90 : x
  2. Step 2: Convert to fraction form
    52,696.46/79,075.87 = 19,439.90/x
  3. Step 3: Cross multiply
    52,696.46x = 79,075.87 × 19,439.90
  4. Step 4: Simplify right side
    52,696.46x = 1,537,227,005.21
  5. Step 5: Solve for x
    x = 1,537,227,005.21/52,696.46
  6. Step 6: Final answer
    x = 29,171.35

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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.