Home / 16,508.07-22,780.66-9,434.47

Finding the Fourth Proportional to 16,508.07, 22,780.66 and 9,434.47

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Solution

The fourth proportional to 16,508.07, 22,780.66 and 9,434.47 is: 13,019.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508.07 : 22,780.66 = 9,434.47 : x
  2. Step 2: Convert to fraction form
    16,508.07/22,780.66 = 9,434.47/x
  3. Step 3: Cross multiply
    16,508.07x = 22,780.66 × 9,434.47
  4. Step 4: Simplify right side
    16,508.07x = 214,923,453.35
  5. Step 5: Solve for x
    x = 214,923,453.35/16,508.07
  6. Step 6: Final answer
    x = 13,019.30

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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.