Home / 14,192.62-19,586.00-7,904.99

Finding the Fourth Proportional to 14,192.62, 19,586.00 and 7,904.99

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Solution

The fourth proportional to 14,192.62, 19,586.00 and 7,904.99 is: 10,909.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192.62 : 19,586.00 = 7,904.99 : x
  2. Step 2: Convert to fraction form
    14,192.62/19,586.00 = 7,904.99/x
  3. Step 3: Cross multiply
    14,192.62x = 19,586.00 × 7,904.99
  4. Step 4: Simplify right side
    14,192.62x = 154,827,202.87
  5. Step 5: Solve for x
    x = 154,827,202.87/14,192.62
  6. Step 6: Final answer
    x = 10,909.00

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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.