Home / 14,563.95-21,797.33-12,814.35

Finding the Fourth Proportional to 14,563.95, 21,797.33 and 12,814.35

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Solution

The fourth proportional to 14,563.95, 21,797.33 and 12,814.35 is: 19,178.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563.95 : 21,797.33 = 12,814.35 : x
  2. Step 2: Convert to fraction form
    14,563.95/21,797.33 = 12,814.35/x
  3. Step 3: Cross multiply
    14,563.95x = 21,797.33 × 12,814.35
  4. Step 4: Simplify right side
    14,563.95x = 279,318,551.61
  5. Step 5: Solve for x
    x = 279,318,551.61/14,563.95
  6. Step 6: Final answer
    x = 19,178.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.