Home / 19,766.19-27,277.25-10,813.53

Finding the Fourth Proportional to 19,766.19, 27,277.25 and 10,813.53

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Solution

The fourth proportional to 19,766.19, 27,277.25 and 10,813.53 is: 14,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,766.19 : 27,277.25 = 10,813.53 : x
  2. Step 2: Convert to fraction form
    19,766.19/27,277.25 = 10,813.53/x
  3. Step 3: Cross multiply
    19,766.19x = 27,277.25 × 10,813.53
  4. Step 4: Simplify right side
    19,766.19x = 294,963,307.12
  5. Step 5: Solve for x
    x = 294,963,307.12/19,766.19
  6. Step 6: Final answer
    x = 14,922.62

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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.