Home / 19,766.25-29,601.87-11,307.12

Finding the Fourth Proportional to 19,766.25, 29,601.87 and 11,307.12

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Solution

The fourth proportional to 19,766.25, 29,601.87 and 11,307.12 is: 16,933.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,766.25 : 29,601.87 = 11,307.12 : x
  2. Step 2: Convert to fraction form
    19,766.25/29,601.87 = 11,307.12/x
  3. Step 3: Cross multiply
    19,766.25x = 29,601.87 × 11,307.12
  4. Step 4: Simplify right side
    19,766.25x = 334,711,896.31
  5. Step 5: Solve for x
    x = 334,711,896.31/19,766.25
  6. Step 6: Final answer
    x = 16,933.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.