Home / 25,716.83-38,544.39-13,242.71

Finding the Fourth Proportional to 25,716.83, 38,544.39 and 13,242.71

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Solution

The fourth proportional to 25,716.83, 38,544.39 and 13,242.71 is: 19,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716.83 : 38,544.39 = 13,242.71 : x
  2. Step 2: Convert to fraction form
    25,716.83/38,544.39 = 13,242.71/x
  3. Step 3: Cross multiply
    25,716.83x = 38,544.39 × 13,242.71
  4. Step 4: Simplify right side
    25,716.83x = 510,432,275.26
  5. Step 5: Solve for x
    x = 510,432,275.26/25,716.83
  6. Step 6: Final answer
    x = 19,848.18

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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.