Home / 35,445.09-48,914.38-21,306.14

Finding the Fourth Proportional to 35,445.09, 48,914.38 and 21,306.14

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Solution

The fourth proportional to 35,445.09, 48,914.38 and 21,306.14 is: 29,402.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,445.09 : 48,914.38 = 21,306.14 : x
  2. Step 2: Convert to fraction form
    35,445.09/48,914.38 = 21,306.14/x
  3. Step 3: Cross multiply
    35,445.09x = 48,914.38 × 21,306.14
  4. Step 4: Simplify right side
    35,445.09x = 1,042,176,593.78
  5. Step 5: Solve for x
    x = 1,042,176,593.78/35,445.09
  6. Step 6: Final answer
    x = 29,402.56

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1.5x scale

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.