Home / 19,439.13-26,828.36-10,944.43

Finding the Fourth Proportional to 19,439.13, 26,828.36 and 10,944.43

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Solution

The fourth proportional to 19,439.13, 26,828.36 and 10,944.43 is: 15,104.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,439.13 : 26,828.36 = 10,944.43 : x
  2. Step 2: Convert to fraction form
    19,439.13/26,828.36 = 10,944.43/x
  3. Step 3: Cross multiply
    19,439.13x = 26,828.36 × 10,944.43
  4. Step 4: Simplify right side
    19,439.13x = 293,621,108.03
  5. Step 5: Solve for x
    x = 293,621,108.03/19,439.13
  6. Step 6: Final answer
    x = 15,104.64

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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.