Home / 16,387.22-22,614.53-9,313.70

Finding the Fourth Proportional to 16,387.22, 22,614.53 and 9,313.70

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Solution

The fourth proportional to 16,387.22, 22,614.53 and 9,313.70 is: 12,852.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387.22 : 22,614.53 = 9,313.70 : x
  2. Step 2: Convert to fraction form
    16,387.22/22,614.53 = 9,313.70/x
  3. Step 3: Cross multiply
    16,387.22x = 22,614.53 × 9,313.70
  4. Step 4: Simplify right side
    16,387.22x = 210,624,788.42
  5. Step 5: Solve for x
    x = 210,624,788.42/16,387.22
  6. Step 6: Final answer
    x = 12,852.99

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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.