Home / 16,859.07-25,276.13-8,085.63

Finding the Fourth Proportional to 16,859.07, 25,276.13 and 8,085.63

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Solution

The fourth proportional to 16,859.07, 25,276.13 and 8,085.63 is: 12,122.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.07 : 25,276.13 = 8,085.63 : x
  2. Step 2: Convert to fraction form
    16,859.07/25,276.13 = 8,085.63/x
  3. Step 3: Cross multiply
    16,859.07x = 25,276.13 × 8,085.63
  4. Step 4: Simplify right side
    16,859.07x = 204,373,394.58
  5. Step 5: Solve for x
    x = 204,373,394.58/16,859.07
  6. Step 6: Final answer
    x = 12,122.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.