Home / 59,880.32-89,839.92-28,718

Finding the Fourth Proportional to 59,880.32, 89,839.92 and 28,718

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Solution

The fourth proportional to 59,880.32, 89,839.92 and 28,718 is: 43,086.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,880.32 : 89,839.92 = 28,718 : x
  2. Step 2: Convert to fraction form
    59,880.32/89,839.92 = 28,718/x
  3. Step 3: Cross multiply
    59,880.32x = 89,839.92 × 28,718
  4. Step 4: Simplify right side
    59,880.32x = 2,580,022,822.56
  5. Step 5: Solve for x
    x = 2,580,022,822.56/59,880.32
  6. Step 6: Final answer
    x = 43,086.32

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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.