Home / 13,134.22-19,713.17-8,907.23

Finding the Fourth Proportional to 13,134.22, 19,713.17 and 8,907.23

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Solution

The fourth proportional to 13,134.22, 19,713.17 and 8,907.23 is: 13,368.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134.22 : 19,713.17 = 8,907.23 : x
  2. Step 2: Convert to fraction form
    13,134.22/19,713.17 = 8,907.23/x
  3. Step 3: Cross multiply
    13,134.22x = 19,713.17 × 8,907.23
  4. Step 4: Simplify right side
    13,134.22x = 175,589,810.77
  5. Step 5: Solve for x
    x = 175,589,810.77/13,134.22
  6. Step 6: Final answer
    x = 13,368.88

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1.5x scale

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.