Home / 13,042.46-19,563.74-9,164.18

Finding the Fourth Proportional to 13,042.46, 19,563.74 and 9,164.18

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Solution

The fourth proportional to 13,042.46, 19,563.74 and 9,164.18 is: 13,746.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.46 : 19,563.74 = 9,164.18 : x
  2. Step 2: Convert to fraction form
    13,042.46/19,563.74 = 9,164.18/x
  3. Step 3: Cross multiply
    13,042.46x = 19,563.74 × 9,164.18
  4. Step 4: Simplify right side
    13,042.46x = 179,285,491.19
  5. Step 5: Solve for x
    x = 179,285,491.19/13,042.46
  6. Step 6: Final answer
    x = 13,746.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.