Home / 14,192.75-19,571.15-10,602.08

Finding the Fourth Proportional to 14,192.75, 19,571.15 and 10,602.08

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Solution

The fourth proportional to 14,192.75, 19,571.15 and 10,602.08 is: 14,619.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192.75 : 19,571.15 = 10,602.08 : x
  2. Step 2: Convert to fraction form
    14,192.75/19,571.15 = 10,602.08/x
  3. Step 3: Cross multiply
    14,192.75x = 19,571.15 × 10,602.08
  4. Step 4: Simplify right side
    14,192.75x = 207,494,973.43
  5. Step 5: Solve for x
    x = 207,494,973.43/14,192.75
  6. Step 6: Final answer
    x = 14,619.78

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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.