Home / 49,145.13-67,820.28-26,789.13

Finding the Fourth Proportional to 49,145.13, 67,820.28 and 26,789.13

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Solution

The fourth proportional to 49,145.13, 67,820.28 and 26,789.13 is: 36,969.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,145.13 : 67,820.28 = 26,789.13 : x
  2. Step 2: Convert to fraction form
    49,145.13/67,820.28 = 26,789.13/x
  3. Step 3: Cross multiply
    49,145.13x = 67,820.28 × 26,789.13
  4. Step 4: Simplify right side
    49,145.13x = 1,816,846,297.56
  5. Step 5: Solve for x
    x = 1,816,846,297.56/49,145.13
  6. Step 6: Final answer
    x = 36,969.00

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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.