Home / 40,320.62-60,480.94-21,969.26

Finding the Fourth Proportional to 40,320.62, 60,480.94 and 21,969.26

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Solution

The fourth proportional to 40,320.62, 60,480.94 and 21,969.26 is: 32,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,320.62 : 60,480.94 = 21,969.26 : x
  2. Step 2: Convert to fraction form
    40,320.62/60,480.94 = 21,969.26/x
  3. Step 3: Cross multiply
    40,320.62x = 60,480.94 × 21,969.26
  4. Step 4: Simplify right side
    40,320.62x = 1,328,721,495.90
  5. Step 5: Solve for x
    x = 1,328,721,495.90/40,320.62
  6. Step 6: Final answer
    x = 32,953.90

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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.