Home / 19,800.10-27,324.79-10,847.62

Finding the Fourth Proportional to 19,800.10, 27,324.79 and 10,847.62

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Solution

The fourth proportional to 19,800.10, 27,324.79 and 10,847.62 is: 14,970.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.10 : 27,324.79 = 10,847.62 : x
  2. Step 2: Convert to fraction form
    19,800.10/27,324.79 = 10,847.62/x
  3. Step 3: Cross multiply
    19,800.10x = 27,324.79 × 10,847.62
  4. Step 4: Simplify right side
    19,800.10x = 296,409,006.55
  5. Step 5: Solve for x
    x = 296,409,006.55/19,800.10
  6. Step 6: Final answer
    x = 14,970.08

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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.