Home / 13,167.32-19,751.34-7,360.88

Finding the Fourth Proportional to 13,167.32, 19,751.34 and 7,360.88

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Solution

The fourth proportional to 13,167.32, 19,751.34 and 7,360.88 is: 11,041.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167.32 : 19,751.34 = 7,360.88 : x
  2. Step 2: Convert to fraction form
    13,167.32/19,751.34 = 7,360.88/x
  3. Step 3: Cross multiply
    13,167.32x = 19,751.34 × 7,360.88
  4. Step 4: Simplify right side
    13,167.32x = 145,387,243.58
  5. Step 5: Solve for x
    x = 145,387,243.58/13,167.32
  6. Step 6: Final answer
    x = 11,041.52

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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.