Home / 19,025.25-26,256.81-10,959.18

Finding the Fourth Proportional to 19,025.25, 26,256.81 and 10,959.18

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Solution

The fourth proportional to 19,025.25, 26,256.81 and 10,959.18 is: 15,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.25 : 26,256.81 = 10,959.18 : x
  2. Step 2: Convert to fraction form
    19,025.25/26,256.81 = 10,959.18/x
  3. Step 3: Cross multiply
    19,025.25x = 26,256.81 × 10,959.18
  4. Step 4: Simplify right side
    19,025.25x = 287,753,107.02
  5. Step 5: Solve for x
    x = 287,753,107.02/19,025.25
  6. Step 6: Final answer
    x = 15,124.80

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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.