Home / 31,227.87-43,093.38-17,803.45

Finding the Fourth Proportional to 31,227.87, 43,093.38 and 17,803.45

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Solution

The fourth proportional to 31,227.87, 43,093.38 and 17,803.45 is: 24,568.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,227.87 : 43,093.38 = 17,803.45 : x
  2. Step 2: Convert to fraction form
    31,227.87/43,093.38 = 17,803.45/x
  3. Step 3: Cross multiply
    31,227.87x = 43,093.38 × 17,803.45
  4. Step 4: Simplify right side
    31,227.87x = 767,210,956.79
  5. Step 5: Solve for x
    x = 767,210,956.79/31,227.87
  6. Step 6: Final answer
    x = 24,568.15

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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.