Home / 16,587.25-22,890.41-9,135.25

Finding the Fourth Proportional to 16,587.25, 22,890.41 and 9,135.25

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Solution

The fourth proportional to 16,587.25, 22,890.41 and 9,135.25 is: 12,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,587.25 : 22,890.41 = 9,135.25 : x
  2. Step 2: Convert to fraction form
    16,587.25/22,890.41 = 9,135.25/x
  3. Step 3: Cross multiply
    16,587.25x = 22,890.41 × 9,135.25
  4. Step 4: Simplify right side
    16,587.25x = 209,109,617.95
  5. Step 5: Solve for x
    x = 209,109,617.95/16,587.25
  6. Step 6: Final answer
    x = 12,606.65

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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.