Home / 14,027.06-19,356.90-7,653.78

Finding the Fourth Proportional to 14,027.06, 19,356.90 and 7,653.78

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Solution

The fourth proportional to 14,027.06, 19,356.90 and 7,653.78 is: 10,561.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.06 : 19,356.90 = 7,653.78 : x
  2. Step 2: Convert to fraction form
    14,027.06/19,356.90 = 7,653.78/x
  3. Step 3: Cross multiply
    14,027.06x = 19,356.90 × 7,653.78
  4. Step 4: Simplify right side
    14,027.06x = 148,153,454.08
  5. Step 5: Solve for x
    x = 148,153,454.08/14,027.06
  6. Step 6: Final answer
    x = 10,561.97

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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.