Home / 15,063.45-20,788.09-9,093.95

Finding the Fourth Proportional to 15,063.45, 20,788.09 and 9,093.95

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Solution

The fourth proportional to 15,063.45, 20,788.09 and 9,093.95 is: 12,549.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,063.45 : 20,788.09 = 9,093.95 : x
  2. Step 2: Convert to fraction form
    15,063.45/20,788.09 = 9,093.95/x
  3. Step 3: Cross multiply
    15,063.45x = 20,788.09 × 9,093.95
  4. Step 4: Simplify right side
    15,063.45x = 189,045,851.06
  5. Step 5: Solve for x
    x = 189,045,851.06/15,063.45
  6. Step 6: Final answer
    x = 12,549.97

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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.