Home / 12,012.42-16,577.10-6,707.22

Finding the Fourth Proportional to 12,012.42, 16,577.10 and 6,707.22

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Solution

The fourth proportional to 12,012.42, 16,577.10 and 6,707.22 is: 9,255.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012.42 : 16,577.10 = 6,707.22 : x
  2. Step 2: Convert to fraction form
    12,012.42/16,577.10 = 6,707.22/x
  3. Step 3: Cross multiply
    12,012.42x = 16,577.10 × 6,707.22
  4. Step 4: Simplify right side
    12,012.42x = 111,186,256.66
  5. Step 5: Solve for x
    x = 111,186,256.66/12,012.42
  6. Step 6: Final answer
    x = 9,255.94

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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.