Home / 19,110.53-28,652.71-9,732.40

Finding the Fourth Proportional to 19,110.53, 28,652.71 and 9,732.40

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Solution

The fourth proportional to 19,110.53, 28,652.71 and 9,732.40 is: 14,591.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,110.53 : 28,652.71 = 9,732.40 : x
  2. Step 2: Convert to fraction form
    19,110.53/28,652.71 = 9,732.40/x
  3. Step 3: Cross multiply
    19,110.53x = 28,652.71 × 9,732.40
  4. Step 4: Simplify right side
    19,110.53x = 278,859,634.80
  5. Step 5: Solve for x
    x = 278,859,634.80/19,110.53
  6. Step 6: Final answer
    x = 14,591.94

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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.