Home / 14,639.99-20,204.78-9,608.27

Finding the Fourth Proportional to 14,639.99, 20,204.78 and 9,608.27

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Solution

The fourth proportional to 14,639.99, 20,204.78 and 9,608.27 is: 13,260.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.99 : 20,204.78 = 9,608.27 : x
  2. Step 2: Convert to fraction form
    14,639.99/20,204.78 = 9,608.27/x
  3. Step 3: Cross multiply
    14,639.99x = 20,204.78 × 9,608.27
  4. Step 4: Simplify right side
    14,639.99x = 194,132,832.47
  5. Step 5: Solve for x
    x = 194,132,832.47/14,639.99
  6. Step 6: Final answer
    x = 13,260.45

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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.