Home / 37,409.33-56,151.99-18,702.78

Finding the Fourth Proportional to 37,409.33, 56,151.99 and 18,702.78

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Solution

The fourth proportional to 37,409.33, 56,151.99 and 18,702.78 is: 28,073.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,409.33 : 56,151.99 = 18,702.78 : x
  2. Step 2: Convert to fraction form
    37,409.33/56,151.99 = 18,702.78/x
  3. Step 3: Cross multiply
    37,409.33x = 56,151.99 × 18,702.78
  4. Step 4: Simplify right side
    37,409.33x = 1,050,198,315.53
  5. Step 5: Solve for x
    x = 1,050,198,315.53/37,409.33
  6. Step 6: Final answer
    x = 28,073.17

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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.