Home / 31,074.37-42,882.65-16,927.22

Finding the Fourth Proportional to 31,074.37, 42,882.65 and 16,927.22

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Solution

The fourth proportional to 31,074.37, 42,882.65 and 16,927.22 is: 23,359.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,074.37 : 42,882.65 = 16,927.22 : x
  2. Step 2: Convert to fraction form
    31,074.37/42,882.65 = 16,927.22/x
  3. Step 3: Cross multiply
    31,074.37x = 42,882.65 × 16,927.22
  4. Step 4: Simplify right side
    31,074.37x = 725,883,751.68
  5. Step 5: Solve for x
    x = 725,883,751.68/31,074.37
  6. Step 6: Final answer
    x = 23,359.56

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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.