Home / 14,758.08-20,371.60-9,093.76

Finding the Fourth Proportional to 14,758.08, 20,371.60 and 9,093.76

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Solution

The fourth proportional to 14,758.08, 20,371.60 and 9,093.76 is: 12,552.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758.08 : 20,371.60 = 9,093.76 : x
  2. Step 2: Convert to fraction form
    14,758.08/20,371.60 = 9,093.76/x
  3. Step 3: Cross multiply
    14,758.08x = 20,371.60 × 9,093.76
  4. Step 4: Simplify right side
    14,758.08x = 185,254,441.22
  5. Step 5: Solve for x
    x = 185,254,441.22/14,758.08
  6. Step 6: Final answer
    x = 12,552.75

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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.