Home / 52,841.32-79,272.34-19,561.64

Finding the Fourth Proportional to 52,841.32, 79,272.34 and 19,561.64

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Solution

The fourth proportional to 52,841.32, 79,272.34 and 19,561.64 is: 29,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,841.32 : 79,272.34 = 19,561.64 : x
  2. Step 2: Convert to fraction form
    52,841.32/79,272.34 = 19,561.64/x
  3. Step 3: Cross multiply
    52,841.32x = 79,272.34 × 19,561.64
  4. Step 4: Simplify right side
    52,841.32x = 1,550,696,977.04
  5. Step 5: Solve for x
    x = 1,550,696,977.04/52,841.32
  6. Step 6: Final answer
    x = 29,346.30

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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.