Home / 12,074.81-16,656.04-8,842.91

Finding the Fourth Proportional to 12,074.81, 16,656.04 and 8,842.91

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Solution

The fourth proportional to 12,074.81, 16,656.04 and 8,842.91 is: 12,197.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,074.81 : 16,656.04 = 8,842.91 : x
  2. Step 2: Convert to fraction form
    12,074.81/16,656.04 = 8,842.91/x
  3. Step 3: Cross multiply
    12,074.81x = 16,656.04 × 8,842.91
  4. Step 4: Simplify right side
    12,074.81x = 147,287,862.68
  5. Step 5: Solve for x
    x = 147,287,862.68/12,074.81
  6. Step 6: Final answer
    x = 12,197.94

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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.