Home / 35,188.30-48,560.64-20,080.66

Finding the Fourth Proportional to 35,188.30, 48,560.64 and 20,080.66

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Solution

The fourth proportional to 35,188.30, 48,560.64 and 20,080.66 is: 27,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,188.30 : 48,560.64 = 20,080.66 : x
  2. Step 2: Convert to fraction form
    35,188.30/48,560.64 = 20,080.66/x
  3. Step 3: Cross multiply
    35,188.30x = 48,560.64 × 20,080.66
  4. Step 4: Simplify right side
    35,188.30x = 975,129,504.52
  5. Step 5: Solve for x
    x = 975,129,504.52/35,188.30
  6. Step 6: Final answer
    x = 27,711.76

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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.