Home / 19,935.13-27,509.46-10,982.44

Finding the Fourth Proportional to 19,935.13, 27,509.46 and 10,982.44

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Solution

The fourth proportional to 19,935.13, 27,509.46 and 10,982.44 is: 15,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935.13 : 27,509.46 = 10,982.44 : x
  2. Step 2: Convert to fraction form
    19,935.13/27,509.46 = 10,982.44/x
  3. Step 3: Cross multiply
    19,935.13x = 27,509.46 × 10,982.44
  4. Step 4: Simplify right side
    19,935.13x = 302,120,832.34
  5. Step 5: Solve for x
    x = 302,120,832.34/19,935.13
  6. Step 6: Final answer
    x = 15,155.20

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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.