Home / 19,717.34-27,208.89-10,763.10

Finding the Fourth Proportional to 19,717.34, 27,208.89 and 10,763.10

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Solution

The fourth proportional to 19,717.34, 27,208.89 and 10,763.10 is: 14,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,717.34 : 27,208.89 = 10,763.10 : x
  2. Step 2: Convert to fraction form
    19,717.34/27,208.89 = 10,763.10/x
  3. Step 3: Cross multiply
    19,717.34x = 27,208.89 × 10,763.10
  4. Step 4: Simplify right side
    19,717.34x = 292,852,003.96
  5. Step 5: Solve for x
    x = 292,852,003.96/19,717.34
  6. Step 6: Final answer
    x = 14,852.51

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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.