Home / 25,716.56-38,530.80-14,037.96

Finding the Fourth Proportional to 25,716.56, 38,530.80 and 14,037.96

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Solution

The fourth proportional to 25,716.56, 38,530.80 and 14,037.96 is: 21,032.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716.56 : 38,530.80 = 14,037.96 : x
  2. Step 2: Convert to fraction form
    25,716.56/38,530.80 = 14,037.96/x
  3. Step 3: Cross multiply
    25,716.56x = 38,530.80 × 14,037.96
  4. Step 4: Simplify right side
    25,716.56x = 540,893,829.17
  5. Step 5: Solve for x
    x = 540,893,829.17/25,716.56
  6. Step 6: Final answer
    x = 21,032.90

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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.