Home / 16,461.25-22,716.35-8,907.41

Finding the Fourth Proportional to 16,461.25, 22,716.35 and 8,907.41

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Solution

The fourth proportional to 16,461.25, 22,716.35 and 8,907.41 is: 12,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,461.25 : 22,716.35 = 8,907.41 : x
  2. Step 2: Convert to fraction form
    16,461.25/22,716.35 = 8,907.41/x
  3. Step 3: Cross multiply
    16,461.25x = 22,716.35 × 8,907.41
  4. Step 4: Simplify right side
    16,461.25x = 202,343,798.62
  5. Step 5: Solve for x
    x = 202,343,798.62/16,461.25
  6. Step 6: Final answer
    x = 12,292.13

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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.