Home / 35,151.50-48,514.84-20,256.14

Finding the Fourth Proportional to 35,151.50, 48,514.84 and 20,256.14

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Solution

The fourth proportional to 35,151.50, 48,514.84 and 20,256.14 is: 27,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,151.50 : 48,514.84 = 20,256.14 : x
  2. Step 2: Convert to fraction form
    35,151.50/48,514.84 = 20,256.14/x
  3. Step 3: Cross multiply
    35,151.50x = 48,514.84 × 20,256.14
  4. Step 4: Simplify right side
    35,151.50x = 982,723,391.12
  5. Step 5: Solve for x
    x = 982,723,391.12/35,151.50
  6. Step 6: Final answer
    x = 27,956.80

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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.