Home / 14,292.95-19,724.87-8,323.65

Finding the Fourth Proportional to 14,292.95, 19,724.87 and 8,323.65

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Solution

The fourth proportional to 14,292.95, 19,724.87 and 8,323.65 is: 11,486.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.95 : 19,724.87 = 8,323.65 : x
  2. Step 2: Convert to fraction form
    14,292.95/19,724.87 = 8,323.65/x
  3. Step 3: Cross multiply
    14,292.95x = 19,724.87 × 8,323.65
  4. Step 4: Simplify right side
    14,292.95x = 164,182,872.56
  5. Step 5: Solve for x
    x = 164,182,872.56/14,292.95
  6. Step 6: Final answer
    x = 11,486.99

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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.