Home / 16,018.70-22,104.12-9,303.02

Finding the Fourth Proportional to 16,018.70, 22,104.12 and 9,303.02

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Solution

The fourth proportional to 16,018.70, 22,104.12 and 9,303.02 is: 12,837.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,018.70 : 22,104.12 = 9,303.02 : x
  2. Step 2: Convert to fraction form
    16,018.70/22,104.12 = 9,303.02/x
  3. Step 3: Cross multiply
    16,018.70x = 22,104.12 × 9,303.02
  4. Step 4: Simplify right side
    16,018.70x = 205,635,077.70
  5. Step 5: Solve for x
    x = 205,635,077.70/16,018.70
  6. Step 6: Final answer
    x = 12,837.19

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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.