Home / 16,020.26-22,106.46-9,305.76

Finding the Fourth Proportional to 16,020.26, 22,106.46 and 9,305.76

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Solution

The fourth proportional to 16,020.26, 22,106.46 and 9,305.76 is: 12,841.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,020.26 : 22,106.46 = 9,305.76 : x
  2. Step 2: Convert to fraction form
    16,020.26/22,106.46 = 9,305.76/x
  3. Step 3: Cross multiply
    16,020.26x = 22,106.46 × 9,305.76
  4. Step 4: Simplify right side
    16,020.26x = 205,717,411.21
  5. Step 5: Solve for x
    x = 205,717,411.21/16,020.26
  6. Step 6: Final answer
    x = 12,841.08

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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.