Home / 19,806.62-27,332.70-10,853.93

Finding the Fourth Proportional to 19,806.62, 27,332.70 and 10,853.93

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Solution

The fourth proportional to 19,806.62, 27,332.70 and 10,853.93 is: 14,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,806.62 : 27,332.70 = 10,853.93 : x
  2. Step 2: Convert to fraction form
    19,806.62/27,332.70 = 10,853.93/x
  3. Step 3: Cross multiply
    19,806.62x = 27,332.70 × 10,853.93
  4. Step 4: Simplify right side
    19,806.62x = 296,667,212.51
  5. Step 5: Solve for x
    x = 296,667,212.51/19,806.62
  6. Step 6: Final answer
    x = 14,978.18

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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.