Home / 22,848-31,503.36-15,383.04

Finding the Fourth Proportional to 22,848, 31,503.36 and 15,383.04

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Solution

The fourth proportional to 22,848, 31,503.36 and 15,383.04 is: 21,210.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,848 : 31,503.36 = 15,383.04 : x
  2. Step 2: Convert to fraction form
    22,848/31,503.36 = 15,383.04/x
  3. Step 3: Cross multiply
    22,848x = 31,503.36 × 15,383.04
  4. Step 4: Simplify right side
    22,848x = 484,617,447.01
  5. Step 5: Solve for x
    x = 484,617,447.01/22,848
  6. Step 6: Final answer
    x = 21,210.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.