Home / 66,477.31-99,732.36-24,380.29

Finding the Fourth Proportional to 66,477.31, 99,732.36 and 24,380.29

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Solution

The fourth proportional to 66,477.31, 99,732.36 and 24,380.29 is: 36,576.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,477.31 : 99,732.36 = 24,380.29 : x
  2. Step 2: Convert to fraction form
    66,477.31/99,732.36 = 24,380.29/x
  3. Step 3: Cross multiply
    66,477.31x = 99,732.36 × 24,380.29
  4. Step 4: Simplify right side
    66,477.31x = 2,431,504,075.28
  5. Step 5: Solve for x
    x = 2,431,504,075.28/66,477.31
  6. Step 6: Final answer
    x = 36,576.45

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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.