Home / 35,116.36-48,461.34-20,966.56

Finding the Fourth Proportional to 35,116.36, 48,461.34 and 20,966.56

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Solution

The fourth proportional to 35,116.36, 48,461.34 and 20,966.56 is: 28,934.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,116.36 : 48,461.34 = 20,966.56 : x
  2. Step 2: Convert to fraction form
    35,116.36/48,461.34 = 20,966.56/x
  3. Step 3: Cross multiply
    35,116.36x = 48,461.34 × 20,966.56
  4. Step 4: Simplify right side
    35,116.36x = 1,016,067,592.79
  5. Step 5: Solve for x
    x = 1,016,067,592.79/35,116.36
  6. Step 6: Final answer
    x = 28,934.31

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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.