Home / 12,030.11-16,602.06-6,724.92

Finding the Fourth Proportional to 12,030.11, 16,602.06 and 6,724.92

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Solution

The fourth proportional to 12,030.11, 16,602.06 and 6,724.92 is: 9,280.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.11 : 16,602.06 = 6,724.92 : x
  2. Step 2: Convert to fraction form
    12,030.11/16,602.06 = 6,724.92/x
  3. Step 3: Cross multiply
    12,030.11x = 16,602.06 × 6,724.92
  4. Step 4: Simplify right side
    12,030.11x = 111,647,525.34
  5. Step 5: Solve for x
    x = 111,647,525.34/12,030.11
  6. Step 6: Final answer
    x = 9,280.68

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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.