Home / 30,176.74-41,642.67-16,748.56

Finding the Fourth Proportional to 30,176.74, 41,642.67 and 16,748.56

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Solution

The fourth proportional to 30,176.74, 41,642.67 and 16,748.56 is: 23,112.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176.74 : 41,642.67 = 16,748.56 : x
  2. Step 2: Convert to fraction form
    30,176.74/41,642.67 = 16,748.56/x
  3. Step 3: Cross multiply
    30,176.74x = 41,642.67 × 16,748.56
  4. Step 4: Simplify right side
    30,176.74x = 697,454,757.06
  5. Step 5: Solve for x
    x = 697,454,757.06/30,176.74
  6. Step 6: Final answer
    x = 23,112.33

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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.