Home / 19,065.42-28,619.60-9,716.04

Finding the Fourth Proportional to 19,065.42, 28,619.60 and 9,716.04

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Solution

The fourth proportional to 19,065.42, 28,619.60 and 9,716.04 is: 14,585.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065.42 : 28,619.60 = 9,716.04 : x
  2. Step 2: Convert to fraction form
    19,065.42/28,619.60 = 9,716.04/x
  3. Step 3: Cross multiply
    19,065.42x = 28,619.60 × 9,716.04
  4. Step 4: Simplify right side
    19,065.42x = 278,069,178.38
  5. Step 5: Solve for x
    x = 278,069,178.38/19,065.42
  6. Step 6: Final answer
    x = 14,585.00

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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.