Home / 19,952.46-27,545.49-15,695.10

Finding the Fourth Proportional to 19,952.46, 27,545.49 and 15,695.10

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Solution

The fourth proportional to 19,952.46, 27,545.49 and 15,695.10 is: 21,667.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.46 : 27,545.49 = 15,695.10 : x
  2. Step 2: Convert to fraction form
    19,952.46/27,545.49 = 15,695.10/x
  3. Step 3: Cross multiply
    19,952.46x = 27,545.49 × 15,695.10
  4. Step 4: Simplify right side
    19,952.46x = 432,329,220.10
  5. Step 5: Solve for x
    x = 432,329,220.10/19,952.46
  6. Step 6: Final answer
    x = 21,667.97

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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.