Home / 19,439.26-26,827.54-10,942.19

Finding the Fourth Proportional to 19,439.26, 26,827.54 and 10,942.19

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Solution

The fourth proportional to 19,439.26, 26,827.54 and 10,942.19 is: 15,100.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,439.26 : 26,827.54 = 10,942.19 : x
  2. Step 2: Convert to fraction form
    19,439.26/26,827.54 = 10,942.19/x
  3. Step 3: Cross multiply
    19,439.26x = 26,827.54 × 10,942.19
  4. Step 4: Simplify right side
    19,439.26x = 293,551,979.02
  5. Step 5: Solve for x
    x = 293,551,979.02/19,439.26
  6. Step 6: Final answer
    x = 15,100.99

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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.