Home / 19,163.34-26,444.97-10,665.12

Finding the Fourth Proportional to 19,163.34, 26,444.97 and 10,665.12

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Solution

The fourth proportional to 19,163.34, 26,444.97 and 10,665.12 is: 14,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,163.34 : 26,444.97 = 10,665.12 : x
  2. Step 2: Convert to fraction form
    19,163.34/26,444.97 = 10,665.12/x
  3. Step 3: Cross multiply
    19,163.34x = 26,444.97 × 10,665.12
  4. Step 4: Simplify right side
    19,163.34x = 282,038,778.45
  5. Step 5: Solve for x
    x = 282,038,778.45/19,163.34
  6. Step 6: Final answer
    x = 14,717.62

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Double scale
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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.