Home / 49,972.60-74,948.10-21,892.60

Finding the Fourth Proportional to 49,972.60, 74,948.10 and 21,892.60

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Solution

The fourth proportional to 49,972.60, 74,948.10 and 21,892.60 is: 32,834.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,972.60 : 74,948.10 = 21,892.60 : x
  2. Step 2: Convert to fraction form
    49,972.60/74,948.10 = 21,892.60/x
  3. Step 3: Cross multiply
    49,972.60x = 74,948.10 × 21,892.60
  4. Step 4: Simplify right side
    49,972.60x = 1,640,808,774.06
  5. Step 5: Solve for x
    x = 1,640,808,774.06/49,972.60
  6. Step 6: Final answer
    x = 32,834.17

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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.