Home / 12,012.39-16,574.49-6,707.03

Finding the Fourth Proportional to 12,012.39, 16,574.49 and 6,707.03

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Solution

The fourth proportional to 12,012.39, 16,574.49 and 6,707.03 is: 9,254.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012.39 : 16,574.49 = 6,707.03 : x
  2. Step 2: Convert to fraction form
    12,012.39/16,574.49 = 6,707.03/x
  3. Step 3: Cross multiply
    12,012.39x = 16,574.49 × 6,707.03
  4. Step 4: Simplify right side
    12,012.39x = 111,165,518.79
  5. Step 5: Solve for x
    x = 111,165,518.79/12,012.39
  6. Step 6: Final answer
    x = 9,254.24

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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.