Home / 19,278.58-26,604.62-11,320.94

Finding the Fourth Proportional to 19,278.58, 26,604.62 and 11,320.94

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Solution

The fourth proportional to 19,278.58, 26,604.62 and 11,320.94 is: 15,623.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278.58 : 26,604.62 = 11,320.94 : x
  2. Step 2: Convert to fraction form
    19,278.58/26,604.62 = 11,320.94/x
  3. Step 3: Cross multiply
    19,278.58x = 26,604.62 × 11,320.94
  4. Step 4: Simplify right side
    19,278.58x = 301,189,306.74
  5. Step 5: Solve for x
    x = 301,189,306.74/19,278.58
  6. Step 6: Final answer
    x = 15,623.00

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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.