Home / 12,674.24-17,488.91-7,008.22

Finding the Fourth Proportional to 12,674.24, 17,488.91 and 7,008.22

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Solution

The fourth proportional to 12,674.24, 17,488.91 and 7,008.22 is: 9,670.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674.24 : 17,488.91 = 7,008.22 : x
  2. Step 2: Convert to fraction form
    12,674.24/17,488.91 = 7,008.22/x
  3. Step 3: Cross multiply
    12,674.24x = 17,488.91 × 7,008.22
  4. Step 4: Simplify right side
    12,674.24x = 122,566,102.64
  5. Step 5: Solve for x
    x = 122,566,102.64/12,674.24
  6. Step 6: Final answer
    x = 9,670.49

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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.