Home / 19,742.17-29,618.75-10,983.23

Finding the Fourth Proportional to 19,742.17, 29,618.75 and 10,983.23

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Solution

The fourth proportional to 19,742.17, 29,618.75 and 10,983.23 is: 16,477.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,742.17 : 29,618.75 = 10,983.23 : x
  2. Step 2: Convert to fraction form
    19,742.17/29,618.75 = 10,983.23/x
  3. Step 3: Cross multiply
    19,742.17x = 29,618.75 × 10,983.23
  4. Step 4: Simplify right side
    19,742.17x = 325,309,645.07
  5. Step 5: Solve for x
    x = 325,309,645.07/19,742.17
  6. Step 6: Final answer
    x = 16,477.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.