Home / 50,484.63-69,680.67-31,378.84

Finding the Fourth Proportional to 50,484.63, 69,680.67 and 31,378.84

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Solution

The fourth proportional to 50,484.63, 69,680.67 and 31,378.84 is: 43,310.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,484.63 : 69,680.67 = 31,378.84 : x
  2. Step 2: Convert to fraction form
    50,484.63/69,680.67 = 31,378.84/x
  3. Step 3: Cross multiply
    50,484.63x = 69,680.67 × 31,378.84
  4. Step 4: Simplify right side
    50,484.63x = 2,186,498,089.73
  5. Step 5: Solve for x
    x = 2,186,498,089.73/50,484.63
  6. Step 6: Final answer
    x = 43,310.17

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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.