Home / 30,755.88-45,871.23-26,106.48

Finding the Fourth Proportional to 30,755.88, 45,871.23 and 26,106.48

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Solution

The fourth proportional to 30,755.88, 45,871.23 and 26,106.48 is: 38,936.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,755.88 : 45,871.23 = 26,106.48 : x
  2. Step 2: Convert to fraction form
    30,755.88/45,871.23 = 26,106.48/x
  3. Step 3: Cross multiply
    30,755.88x = 45,871.23 × 26,106.48
  4. Step 4: Simplify right side
    30,755.88x = 1,197,536,348.57
  5. Step 5: Solve for x
    x = 1,197,536,348.57/30,755.88
  6. Step 6: Final answer
    x = 38,936.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.