Home / 24,320.40-36,399.60-17,637.90

Finding the Fourth Proportional to 24,320.40, 36,399.60 and 17,637.90

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Solution

The fourth proportional to 24,320.40, 36,399.60 and 17,637.90 is: 26,398.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,320.40 : 36,399.60 = 17,637.90 : x
  2. Step 2: Convert to fraction form
    24,320.40/36,399.60 = 17,637.90/x
  3. Step 3: Cross multiply
    24,320.40x = 36,399.60 × 17,637.90
  4. Step 4: Simplify right side
    24,320.40x = 642,012,504.84
  5. Step 5: Solve for x
    x = 642,012,504.84/24,320.40
  6. Step 6: Final answer
    x = 26,398.11

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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.