Home / 49,726.08-68,623.60-28,509.36

Finding the Fourth Proportional to 49,726.08, 68,623.60 and 28,509.36

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Solution

The fourth proportional to 49,726.08, 68,623.60 and 28,509.36 is: 39,343.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,726.08 : 68,623.60 = 28,509.36 : x
  2. Step 2: Convert to fraction form
    49,726.08/68,623.60 = 28,509.36/x
  3. Step 3: Cross multiply
    49,726.08x = 68,623.60 × 28,509.36
  4. Step 4: Simplify right side
    49,726.08x = 1,956,414,916.90
  5. Step 5: Solve for x
    x = 1,956,414,916.90/49,726.08
  6. Step 6: Final answer
    x = 39,343.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.