Home / 19,278.62-26,604.15-10,894.94

Finding the Fourth Proportional to 19,278.62, 26,604.15 and 10,894.94

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Solution

The fourth proportional to 19,278.62, 26,604.15 and 10,894.94 is: 15,034.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278.62 : 26,604.15 = 10,894.94 : x
  2. Step 2: Convert to fraction form
    19,278.62/26,604.15 = 10,894.94/x
  3. Step 3: Cross multiply
    19,278.62x = 26,604.15 × 10,894.94
  4. Step 4: Simplify right side
    19,278.62x = 289,850,618.00
  5. Step 5: Solve for x
    x = 289,850,618.00/19,278.62
  6. Step 6: Final answer
    x = 15,034.82

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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.