Home / 40,922.40-61,351.20-17,529.60

Finding the Fourth Proportional to 40,922.40, 61,351.20 and 17,529.60

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Solution

The fourth proportional to 40,922.40, 61,351.20 and 17,529.60 is: 26,280.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,922.40 : 61,351.20 = 17,529.60 : x
  2. Step 2: Convert to fraction form
    40,922.40/61,351.20 = 17,529.60/x
  3. Step 3: Cross multiply
    40,922.40x = 61,351.20 × 17,529.60
  4. Step 4: Simplify right side
    40,922.40x = 1,075,461,995.52
  5. Step 5: Solve for x
    x = 1,075,461,995.52/40,922.40
  6. Step 6: Final answer
    x = 26,280.52

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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.