Home / 12,282.24-16,948.62-7,566.60

Finding the Fourth Proportional to 12,282.24, 16,948.62 and 7,566.60

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Solution

The fourth proportional to 12,282.24, 16,948.62 and 7,566.60 is: 10,441.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,282.24 : 16,948.62 = 7,566.60 : x
  2. Step 2: Convert to fraction form
    12,282.24/16,948.62 = 7,566.60/x
  3. Step 3: Cross multiply
    12,282.24x = 16,948.62 × 7,566.60
  4. Step 4: Simplify right side
    12,282.24x = 128,243,428.09
  5. Step 5: Solve for x
    x = 128,243,428.09/12,282.24
  6. Step 6: Final answer
    x = 10,441.37

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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.