Home / 19,334.78-26,682.54-10,951.28

Finding the Fourth Proportional to 19,334.78, 26,682.54 and 10,951.28

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Solution

The fourth proportional to 19,334.78, 26,682.54 and 10,951.28 is: 15,113.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.78 : 26,682.54 = 10,951.28 : x
  2. Step 2: Convert to fraction form
    19,334.78/26,682.54 = 10,951.28/x
  3. Step 3: Cross multiply
    19,334.78x = 26,682.54 × 10,951.28
  4. Step 4: Simplify right side
    19,334.78x = 292,207,966.65
  5. Step 5: Solve for x
    x = 292,207,966.65/19,334.78
  6. Step 6: Final answer
    x = 15,113.07

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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.