Home / 30,192.84-45,279.02-11,468.36

Finding the Fourth Proportional to 30,192.84, 45,279.02 and 11,468.36

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Solution

The fourth proportional to 30,192.84, 45,279.02 and 11,468.36 is: 17,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192.84 : 45,279.02 = 11,468.36 : x
  2. Step 2: Convert to fraction form
    30,192.84/45,279.02 = 11,468.36/x
  3. Step 3: Cross multiply
    30,192.84x = 45,279.02 × 11,468.36
  4. Step 4: Simplify right side
    30,192.84x = 519,276,243.68
  5. Step 5: Solve for x
    x = 519,276,243.68/30,192.84
  6. Step 6: Final answer
    x = 17,198.66

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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.