Home / 35,857.11-49,484.42-20,750.48

Finding the Fourth Proportional to 35,857.11, 49,484.42 and 20,750.48

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Solution

The fourth proportional to 35,857.11, 49,484.42 and 20,750.48 is: 28,636.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,857.11 : 49,484.42 = 20,750.48 : x
  2. Step 2: Convert to fraction form
    35,857.11/49,484.42 = 20,750.48/x
  3. Step 3: Cross multiply
    35,857.11x = 49,484.42 × 20,750.48
  4. Step 4: Simplify right side
    35,857.11x = 1,026,825,116.35
  5. Step 5: Solve for x
    x = 1,026,825,116.35/35,857.11
  6. Step 6: Final answer
    x = 28,636.58

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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.