Home / 35,127.43-48,476.68-20,021.49

Finding the Fourth Proportional to 35,127.43, 48,476.68 and 20,021.49

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Solution

The fourth proportional to 35,127.43, 48,476.68 and 20,021.49 is: 27,630.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,127.43 : 48,476.68 = 20,021.49 : x
  2. Step 2: Convert to fraction form
    35,127.43/48,476.68 = 20,021.49/x
  3. Step 3: Cross multiply
    35,127.43x = 48,476.68 × 20,021.49
  4. Step 4: Simplify right side
    35,127.43x = 970,575,313.80
  5. Step 5: Solve for x
    x = 970,575,313.80/35,127.43
  6. Step 6: Final answer
    x = 27,630.13

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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.