Home / 14,192.46-19,586.49-7,904.82

Finding the Fourth Proportional to 14,192.46, 19,586.49 and 7,904.82

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Solution

The fourth proportional to 14,192.46, 19,586.49 and 7,904.82 is: 10,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192.46 : 19,586.49 = 7,904.82 : x
  2. Step 2: Convert to fraction form
    14,192.46/19,586.49 = 7,904.82/x
  3. Step 3: Cross multiply
    14,192.46x = 19,586.49 × 7,904.82
  4. Step 4: Simplify right side
    14,192.46x = 154,827,677.88
  5. Step 5: Solve for x
    x = 154,827,677.88/14,192.46
  6. Step 6: Final answer
    x = 10,909.15

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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.