Home / 42,584.48-63,833.43-17,638.10

Finding the Fourth Proportional to 42,584.48, 63,833.43 and 17,638.10

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Solution

The fourth proportional to 42,584.48, 63,833.43 and 17,638.10 is: 26,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,584.48 : 63,833.43 = 17,638.10 : x
  2. Step 2: Convert to fraction form
    42,584.48/63,833.43 = 17,638.10/x
  3. Step 3: Cross multiply
    42,584.48x = 63,833.43 × 17,638.10
  4. Step 4: Simplify right side
    42,584.48x = 1,125,900,421.68
  5. Step 5: Solve for x
    x = 1,125,900,421.68/42,584.48
  6. Step 6: Final answer
    x = 26,439.22

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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.