Home / 57,529.35-86,258.79-22,428

Finding the Fourth Proportional to 57,529.35, 86,258.79 and 22,428

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Solution

The fourth proportional to 57,529.35, 86,258.79 and 22,428 is: 33,628.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,529.35 : 86,258.79 = 22,428 : x
  2. Step 2: Convert to fraction form
    57,529.35/86,258.79 = 22,428/x
  3. Step 3: Cross multiply
    57,529.35x = 86,258.79 × 22,428
  4. Step 4: Simplify right side
    57,529.35x = 1,934,612,142.12
  5. Step 5: Solve for x
    x = 1,934,612,142.12/57,529.35
  6. Step 6: Final answer
    x = 33,628.26

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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.