Home / 13,187.04-19,821.27-8,832.48

Finding the Fourth Proportional to 13,187.04, 19,821.27 and 8,832.48

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Solution

The fourth proportional to 13,187.04, 19,821.27 and 8,832.48 is: 13,275.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,187.04 : 19,821.27 = 8,832.48 : x
  2. Step 2: Convert to fraction form
    13,187.04/19,821.27 = 8,832.48/x
  3. Step 3: Cross multiply
    13,187.04x = 19,821.27 × 8,832.48
  4. Step 4: Simplify right side
    13,187.04x = 175,070,970.85
  5. Step 5: Solve for x
    x = 175,070,970.85/13,187.04
  6. Step 6: Final answer
    x = 13,275.99

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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.