Home / 35,105.13-48,446.01-20,966.13

Finding the Fourth Proportional to 35,105.13, 48,446.01 and 20,966.13

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Solution

The fourth proportional to 35,105.13, 48,446.01 and 20,966.13 is: 28,933.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,105.13 : 48,446.01 = 20,966.13 : x
  2. Step 2: Convert to fraction form
    35,105.13/48,446.01 = 20,966.13/x
  3. Step 3: Cross multiply
    35,105.13x = 48,446.01 × 20,966.13
  4. Step 4: Simplify right side
    35,105.13x = 1,015,725,343.64
  5. Step 5: Solve for x
    x = 1,015,725,343.64/35,105.13
  6. Step 6: Final answer
    x = 28,933.82

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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.