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Finding the Fourth Proportional to 12,562.68, 17,336.22 and 6,973.32

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Solution

The fourth proportional to 12,562.68, 17,336.22 and 6,973.32 is: 9,623.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.68 : 17,336.22 = 6,973.32 : x
  2. Step 2: Convert to fraction form
    12,562.68/17,336.22 = 6,973.32/x
  3. Step 3: Cross multiply
    12,562.68x = 17,336.22 × 6,973.32
  4. Step 4: Simplify right side
    12,562.68x = 120,891,009.65
  5. Step 5: Solve for x
    x = 120,891,009.65/12,562.68
  6. Step 6: Final answer
    x = 9,623.03

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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.