Home / 30,218.67-41,700.82-16,606.68

Finding the Fourth Proportional to 30,218.67, 41,700.82 and 16,606.68

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Solution

The fourth proportional to 30,218.67, 41,700.82 and 16,606.68 is: 22,916.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,218.67 : 41,700.82 = 16,606.68 : x
  2. Step 2: Convert to fraction form
    30,218.67/41,700.82 = 16,606.68/x
  3. Step 3: Cross multiply
    30,218.67x = 41,700.82 × 16,606.68
  4. Step 4: Simplify right side
    30,218.67x = 692,511,923.46
  5. Step 5: Solve for x
    x = 692,511,923.46/30,218.67
  6. Step 6: Final answer
    x = 22,916.69

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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.