Home / 61,075.62-91,596.42-21,622.14

Finding the Fourth Proportional to 61,075.62, 91,596.42 and 21,622.14

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Solution

The fourth proportional to 61,075.62, 91,596.42 and 21,622.14 is: 32,427.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,075.62 : 91,596.42 = 21,622.14 : x
  2. Step 2: Convert to fraction form
    61,075.62/91,596.42 = 21,622.14/x
  3. Step 3: Cross multiply
    61,075.62x = 91,596.42 × 21,622.14
  4. Step 4: Simplify right side
    61,075.62x = 1,980,510,616.74
  5. Step 5: Solve for x
    x = 1,980,510,616.74/61,075.62
  6. Step 6: Final answer
    x = 32,427.19

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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.