Home / 19,730.52-27,211.14-17,579.97

Finding the Fourth Proportional to 19,730.52, 27,211.14 and 17,579.97

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Solution

The fourth proportional to 19,730.52, 27,211.14 and 17,579.97 is: 24,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,730.52 : 27,211.14 = 17,579.97 : x
  2. Step 2: Convert to fraction form
    19,730.52/27,211.14 = 17,579.97/x
  3. Step 3: Cross multiply
    19,730.52x = 27,211.14 × 17,579.97
  4. Step 4: Simplify right side
    19,730.52x = 478,371,024.87
  5. Step 5: Solve for x
    x = 478,371,024.87/19,730.52
  6. Step 6: Final answer
    x = 24,245.23

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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.