Home / 35,589.49-49,113.80-19,674.21

Finding the Fourth Proportional to 35,589.49, 49,113.80 and 19,674.21

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Solution

The fourth proportional to 35,589.49, 49,113.80 and 19,674.21 is: 27,150.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,589.49 : 49,113.80 = 19,674.21 : x
  2. Step 2: Convert to fraction form
    35,589.49/49,113.80 = 19,674.21/x
  3. Step 3: Cross multiply
    35,589.49x = 49,113.80 × 19,674.21
  4. Step 4: Simplify right side
    35,589.49x = 966,275,215.10
  5. Step 5: Solve for x
    x = 966,275,215.10/35,589.49
  6. Step 6: Final answer
    x = 27,150.58

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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.