Home / 40,919.90-61,340.79-23,355.86

Finding the Fourth Proportional to 40,919.90, 61,340.79 and 23,355.86

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Solution

The fourth proportional to 40,919.90, 61,340.79 and 23,355.86 is: 35,011.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,919.90 : 61,340.79 = 23,355.86 : x
  2. Step 2: Convert to fraction form
    40,919.90/61,340.79 = 23,355.86/x
  3. Step 3: Cross multiply
    40,919.90x = 61,340.79 × 23,355.86
  4. Step 4: Simplify right side
    40,919.90x = 1,432,666,903.53
  5. Step 5: Solve for x
    x = 1,432,666,903.53/40,919.90
  6. Step 6: Final answer
    x = 35,011.50

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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.