Home / 12,900.26-17,803.40-7,596.11

Finding the Fourth Proportional to 12,900.26, 17,803.40 and 7,596.11

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Solution

The fourth proportional to 12,900.26, 17,803.40 and 7,596.11 is: 10,483.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,900.26 : 17,803.40 = 7,596.11 : x
  2. Step 2: Convert to fraction form
    12,900.26/17,803.40 = 7,596.11/x
  3. Step 3: Cross multiply
    12,900.26x = 17,803.40 × 7,596.11
  4. Step 4: Simplify right side
    12,900.26x = 135,236,591.30
  5. Step 5: Solve for x
    x = 135,236,591.30/12,900.26
  6. Step 6: Final answer
    x = 10,483.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.