Home / 19,682.04-27,160.32-10,729.56

Finding the Fourth Proportional to 19,682.04, 27,160.32 and 10,729.56

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Solution

The fourth proportional to 19,682.04, 27,160.32 and 10,729.56 is: 14,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682.04 : 27,160.32 = 10,729.56 : x
  2. Step 2: Convert to fraction form
    19,682.04/27,160.32 = 10,729.56/x
  3. Step 3: Cross multiply
    19,682.04x = 27,160.32 × 10,729.56
  4. Step 4: Simplify right side
    19,682.04x = 291,418,283.06
  5. Step 5: Solve for x
    x = 291,418,283.06/19,682.04
  6. Step 6: Final answer
    x = 14,806.30

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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.