Home / 16,461.09-22,716.13-8,907.25

Finding the Fourth Proportional to 16,461.09, 22,716.13 and 8,907.25

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Solution

The fourth proportional to 16,461.09, 22,716.13 and 8,907.25 is: 12,291.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,461.09 : 22,716.13 = 8,907.25 : x
  2. Step 2: Convert to fraction form
    16,461.09/22,716.13 = 8,907.25/x
  3. Step 3: Cross multiply
    16,461.09x = 22,716.13 × 8,907.25
  4. Step 4: Simplify right side
    16,461.09x = 202,338,248.94
  5. Step 5: Solve for x
    x = 202,338,248.94/16,461.09
  6. Step 6: Final answer
    x = 12,291.91

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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.