Home / 14,000.66-19,320.92-7,713.04

Finding the Fourth Proportional to 14,000.66, 19,320.92 and 7,713.04

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Solution

The fourth proportional to 14,000.66, 19,320.92 and 7,713.04 is: 10,644.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.66 : 19,320.92 = 7,713.04 : x
  2. Step 2: Convert to fraction form
    14,000.66/19,320.92 = 7,713.04/x
  3. Step 3: Cross multiply
    14,000.66x = 19,320.92 × 7,713.04
  4. Step 4: Simplify right side
    14,000.66x = 149,023,028.80
  5. Step 5: Solve for x
    x = 149,023,028.80/14,000.66
  6. Step 6: Final answer
    x = 10,644.00

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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.