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Finding the Fourth Proportional to 30,053.98, 45,080.97 and 11,573.02

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Solution

The fourth proportional to 30,053.98, 45,080.97 and 11,573.02 is: 17,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,053.98 : 45,080.97 = 11,573.02 : x
  2. Step 2: Convert to fraction form
    30,053.98/45,080.97 = 11,573.02/x
  3. Step 3: Cross multiply
    30,053.98x = 45,080.97 × 11,573.02
  4. Step 4: Simplify right side
    30,053.98x = 521,722,967.43
  5. Step 5: Solve for x
    x = 521,722,967.43/30,053.98
  6. Step 6: Final answer
    x = 17,359.53

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Double scale
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Similar ratio
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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.