Home / 35,304.12-48,718.17-21,164.76

Finding the Fourth Proportional to 35,304.12, 48,718.17 and 21,164.76

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Solution

The fourth proportional to 35,304.12, 48,718.17 and 21,164.76 is: 29,206.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,304.12 : 48,718.17 = 21,164.76 : x
  2. Step 2: Convert to fraction form
    35,304.12/48,718.17 = 21,164.76/x
  3. Step 3: Cross multiply
    35,304.12x = 48,718.17 × 21,164.76
  4. Step 4: Simplify right side
    35,304.12x = 1,031,108,375.69
  5. Step 5: Solve for x
    x = 1,031,108,375.69/35,304.12
  6. Step 6: Final answer
    x = 29,206.46

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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.