Home / 40,919.04-61,369.44-15,959.76

Finding the Fourth Proportional to 40,919.04, 61,369.44 and 15,959.76

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Solution

The fourth proportional to 40,919.04, 61,369.44 and 15,959.76 is: 23,936.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,919.04 : 61,369.44 = 15,959.76 : x
  2. Step 2: Convert to fraction form
    40,919.04/61,369.44 = 15,959.76/x
  3. Step 3: Cross multiply
    40,919.04x = 61,369.44 × 15,959.76
  4. Step 4: Simplify right side
    40,919.04x = 979,441,533.73
  5. Step 5: Solve for x
    x = 979,441,533.73/40,919.04
  6. Step 6: Final answer
    x = 23,936.08

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1.5x scale

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.