Home / 19,677.82-27,154.70-10,725.14

Finding the Fourth Proportional to 19,677.82, 27,154.70 and 10,725.14

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Solution

The fourth proportional to 19,677.82, 27,154.70 and 10,725.14 is: 14,800.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,677.82 : 27,154.70 = 10,725.14 : x
  2. Step 2: Convert to fraction form
    19,677.82/27,154.70 = 10,725.14/x
  3. Step 3: Cross multiply
    19,677.82x = 27,154.70 × 10,725.14
  4. Step 4: Simplify right side
    19,677.82x = 291,237,959.16
  5. Step 5: Solve for x
    x = 291,237,959.16/19,677.82
  6. Step 6: Final answer
    x = 14,800.32

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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.