Home / 52,841.45-79,272.53-19,561.79

Finding the Fourth Proportional to 52,841.45, 79,272.53 and 19,561.79

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Solution

The fourth proportional to 52,841.45, 79,272.53 and 19,561.79 is: 29,346.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,841.45 : 79,272.53 = 19,561.79 : x
  2. Step 2: Convert to fraction form
    52,841.45/79,272.53 = 19,561.79/x
  3. Step 3: Cross multiply
    52,841.45x = 79,272.53 × 19,561.79
  4. Step 4: Simplify right side
    52,841.45x = 1,550,712,090.46
  5. Step 5: Solve for x
    x = 1,550,712,090.46/52,841.45
  6. Step 6: Final answer
    x = 29,346.51

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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.