Home / 12,069.33-16,633.13-9,412.53

Finding the Fourth Proportional to 12,069.33, 16,633.13 and 9,412.53

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Solution

The fourth proportional to 12,069.33, 16,633.13 and 9,412.53 is: 12,971.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069.33 : 16,633.13 = 9,412.53 : x
  2. Step 2: Convert to fraction form
    12,069.33/16,633.13 = 9,412.53/x
  3. Step 3: Cross multiply
    12,069.33x = 16,633.13 × 9,412.53
  4. Step 4: Simplify right side
    12,069.33x = 156,559,788.06
  5. Step 5: Solve for x
    x = 156,559,788.06/12,069.33
  6. Step 6: Final answer
    x = 12,971.70

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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.