Home / 53,088.80-79,577.66-19,794.38

Finding the Fourth Proportional to 53,088.80, 79,577.66 and 19,794.38

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Solution

The fourth proportional to 53,088.80, 79,577.66 and 19,794.38 is: 29,670.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,088.80 : 79,577.66 = 19,794.38 : x
  2. Step 2: Convert to fraction form
    53,088.80/79,577.66 = 19,794.38/x
  3. Step 3: Cross multiply
    53,088.80x = 79,577.66 × 19,794.38
  4. Step 4: Simplify right side
    53,088.80x = 1,575,190,093.15
  5. Step 5: Solve for x
    x = 1,575,190,093.15/53,088.80
  6. Step 6: Final answer
    x = 29,670.86

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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.