Home / 35,197.47-48,577.19-20,086.68

Finding the Fourth Proportional to 35,197.47, 48,577.19 and 20,086.68

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Solution

The fourth proportional to 35,197.47, 48,577.19 and 20,086.68 is: 27,722.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,197.47 : 48,577.19 = 20,086.68 : x
  2. Step 2: Convert to fraction form
    35,197.47/48,577.19 = 20,086.68/x
  3. Step 3: Cross multiply
    35,197.47x = 48,577.19 × 20,086.68
  4. Step 4: Simplify right side
    35,197.47x = 975,754,552.56
  5. Step 5: Solve for x
    x = 975,754,552.56/35,197.47
  6. Step 6: Final answer
    x = 27,722.29

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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.