Home / 19,934.36-27,510.96-10,983.47

Finding the Fourth Proportional to 19,934.36, 27,510.96 and 10,983.47

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Solution

The fourth proportional to 19,934.36, 27,510.96 and 10,983.47 is: 15,158.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.36 : 27,510.96 = 10,983.47 : x
  2. Step 2: Convert to fraction form
    19,934.36/27,510.96 = 10,983.47/x
  3. Step 3: Cross multiply
    19,934.36x = 27,510.96 × 10,983.47
  4. Step 4: Simplify right side
    19,934.36x = 302,165,707.46
  5. Step 5: Solve for x
    x = 302,165,707.46/19,934.36
  6. Step 6: Final answer
    x = 15,158.03

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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.