Home / 16,614.16-22,930.18-9,903.67

Finding the Fourth Proportional to 16,614.16, 22,930.18 and 9,903.67

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Solution

The fourth proportional to 16,614.16, 22,930.18 and 9,903.67 is: 13,668.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,614.16 : 22,930.18 = 9,903.67 : x
  2. Step 2: Convert to fraction form
    16,614.16/22,930.18 = 9,903.67/x
  3. Step 3: Cross multiply
    16,614.16x = 22,930.18 × 9,903.67
  4. Step 4: Simplify right side
    16,614.16x = 227,092,853.68
  5. Step 5: Solve for x
    x = 227,092,853.68/16,614.16
  6. Step 6: Final answer
    x = 13,668.63

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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.