Home / 12,559.24-17,322.14-9,200.84

Finding the Fourth Proportional to 12,559.24, 17,322.14 and 9,200.84

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Solution

The fourth proportional to 12,559.24, 17,322.14 and 9,200.84 is: 12,690.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.24 : 17,322.14 = 9,200.84 : x
  2. Step 2: Convert to fraction form
    12,559.24/17,322.14 = 9,200.84/x
  3. Step 3: Cross multiply
    12,559.24x = 17,322.14 × 9,200.84
  4. Step 4: Simplify right side
    12,559.24x = 159,378,238.60
  5. Step 5: Solve for x
    x = 159,378,238.60/12,559.24
  6. Step 6: Final answer
    x = 12,690.12

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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.