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Finding the Fourth Proportional to 54,852.88, 82,279.80 and 13,300.24

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Solution

The fourth proportional to 54,852.88, 82,279.80 and 13,300.24 is: 19,950.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,852.88 : 82,279.80 = 13,300.24 : x
  2. Step 2: Convert to fraction form
    54,852.88/82,279.80 = 13,300.24/x
  3. Step 3: Cross multiply
    54,852.88x = 82,279.80 × 13,300.24
  4. Step 4: Simplify right side
    54,852.88x = 1,094,341,087.15
  5. Step 5: Solve for x
    x = 1,094,341,087.15/54,852.88
  6. Step 6: Final answer
    x = 19,950.48

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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.