Home / 25,406.60-38,073.58-14,289.96

Finding the Fourth Proportional to 25,406.60, 38,073.58 and 14,289.96

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Solution

The fourth proportional to 25,406.60, 38,073.58 and 14,289.96 is: 21,414.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,406.60 : 38,073.58 = 14,289.96 : x
  2. Step 2: Convert to fraction form
    25,406.60/38,073.58 = 14,289.96/x
  3. Step 3: Cross multiply
    25,406.60x = 38,073.58 × 14,289.96
  4. Step 4: Simplify right side
    25,406.60x = 544,069,935.26
  5. Step 5: Solve for x
    x = 544,069,935.26/25,406.60
  6. Step 6: Final answer
    x = 21,414.51

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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.