Home / 16,386.06-22,614.68-9,313.55

Finding the Fourth Proportional to 16,386.06, 22,614.68 and 9,313.55

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Solution

The fourth proportional to 16,386.06, 22,614.68 and 9,313.55 is: 12,853.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,386.06 : 22,614.68 = 9,313.55 : x
  2. Step 2: Convert to fraction form
    16,386.06/22,614.68 = 9,313.55/x
  3. Step 3: Cross multiply
    16,386.06x = 22,614.68 × 9,313.55
  4. Step 4: Simplify right side
    16,386.06x = 210,622,952.91
  5. Step 5: Solve for x
    x = 210,622,952.91/16,386.06
  6. Step 6: Final answer
    x = 12,853.79

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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.