Home / 50,860.74-70,191.96-28,206.82

Finding the Fourth Proportional to 50,860.74, 70,191.96 and 28,206.82

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Solution

The fourth proportional to 50,860.74, 70,191.96 and 28,206.82 is: 38,927.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,860.74 : 70,191.96 = 28,206.82 : x
  2. Step 2: Convert to fraction form
    50,860.74/70,191.96 = 28,206.82/x
  3. Step 3: Cross multiply
    50,860.74x = 70,191.96 × 28,206.82
  4. Step 4: Simplify right side
    50,860.74x = 1,979,891,981.17
  5. Step 5: Solve for x
    x = 1,979,891,981.17/50,860.74
  6. Step 6: Final answer
    x = 38,927.71

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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.