Home / 38,954.66-58,434.82-13,994.91

Finding the Fourth Proportional to 38,954.66, 58,434.82 and 13,994.91

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Solution

The fourth proportional to 38,954.66, 58,434.82 and 13,994.91 is: 20,993.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,954.66 : 58,434.82 = 13,994.91 : x
  2. Step 2: Convert to fraction form
    38,954.66/58,434.82 = 13,994.91/x
  3. Step 3: Cross multiply
    38,954.66x = 58,434.82 × 13,994.91
  4. Step 4: Simplify right side
    38,954.66x = 817,790,011.78
  5. Step 5: Solve for x
    x = 817,790,011.78/38,954.66
  6. Step 6: Final answer
    x = 20,993.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.