Home / 14,894.28-20,563.74-9,236.16

Finding the Fourth Proportional to 14,894.28, 20,563.74 and 9,236.16

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Solution

The fourth proportional to 14,894.28, 20,563.74 and 9,236.16 is: 12,751.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894.28 : 20,563.74 = 9,236.16 : x
  2. Step 2: Convert to fraction form
    14,894.28/20,563.74 = 9,236.16/x
  3. Step 3: Cross multiply
    14,894.28x = 20,563.74 × 9,236.16
  4. Step 4: Simplify right side
    14,894.28x = 189,929,992.84
  5. Step 5: Solve for x
    x = 189,929,992.84/14,894.28
  6. Step 6: Final answer
    x = 12,751.87

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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.