Home / 15,771.28-23,649.08-9,199.12

Finding the Fourth Proportional to 15,771.28, 23,649.08 and 9,199.12

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Solution

The fourth proportional to 15,771.28, 23,649.08 and 9,199.12 is: 13,794.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,771.28 : 23,649.08 = 9,199.12 : x
  2. Step 2: Convert to fraction form
    15,771.28/23,649.08 = 9,199.12/x
  3. Step 3: Cross multiply
    15,771.28x = 23,649.08 × 9,199.12
  4. Step 4: Simplify right side
    15,771.28x = 217,550,724.81
  5. Step 5: Solve for x
    x = 217,550,724.81/15,771.28
  6. Step 6: Final answer
    x = 13,794.11

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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.