Home / 25,563.59-38,354.93-11,519.40

Finding the Fourth Proportional to 25,563.59, 38,354.93 and 11,519.40

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Solution

The fourth proportional to 25,563.59, 38,354.93 and 11,519.40 is: 17,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563.59 : 38,354.93 = 11,519.40 : x
  2. Step 2: Convert to fraction form
    25,563.59/38,354.93 = 11,519.40/x
  3. Step 3: Cross multiply
    25,563.59x = 38,354.93 × 11,519.40
  4. Step 4: Simplify right side
    25,563.59x = 441,825,780.64
  5. Step 5: Solve for x
    x = 441,825,780.64/25,563.59
  6. Step 6: Final answer
    x = 17,283.40

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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.