Home / 49,328.40-68,073.03-28,111.26

Finding the Fourth Proportional to 49,328.40, 68,073.03 and 28,111.26

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Solution

The fourth proportional to 49,328.40, 68,073.03 and 28,111.26 is: 38,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,328.40 : 68,073.03 = 28,111.26 : x
  2. Step 2: Convert to fraction form
    49,328.40/68,073.03 = 28,111.26/x
  3. Step 3: Cross multiply
    49,328.40x = 68,073.03 × 28,111.26
  4. Step 4: Simplify right side
    49,328.40x = 1,913,618,645.32
  5. Step 5: Solve for x
    x = 1,913,618,645.32/49,328.40
  6. Step 6: Final answer
    x = 38,793.45

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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.