Home / 37,915.16-56,879.43-12,949.36

Finding the Fourth Proportional to 37,915.16, 56,879.43 and 12,949.36

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Solution

The fourth proportional to 37,915.16, 56,879.43 and 12,949.36 is: 19,426.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,915.16 : 56,879.43 = 12,949.36 : x
  2. Step 2: Convert to fraction form
    37,915.16/56,879.43 = 12,949.36/x
  3. Step 3: Cross multiply
    37,915.16x = 56,879.43 × 12,949.36
  4. Step 4: Simplify right side
    37,915.16x = 736,552,257.72
  5. Step 5: Solve for x
    x = 736,552,257.72/37,915.16
  6. Step 6: Final answer
    x = 19,426.32

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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.