Home / 45,364.43-67,948.17-21,941.75

Finding the Fourth Proportional to 45,364.43, 67,948.17 and 21,941.75

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Solution

The fourth proportional to 45,364.43, 67,948.17 and 21,941.75 is: 32,864.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,364.43 : 67,948.17 = 21,941.75 : x
  2. Step 2: Convert to fraction form
    45,364.43/67,948.17 = 21,941.75/x
  3. Step 3: Cross multiply
    45,364.43x = 67,948.17 × 21,941.75
  4. Step 4: Simplify right side
    45,364.43x = 1,490,901,759.10
  5. Step 5: Solve for x
    x = 1,490,901,759.10/45,364.43
  6. Step 6: Final answer
    x = 32,864.99

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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.