Home / 53,214.18-79,822.94-19,927.90

Finding the Fourth Proportional to 53,214.18, 79,822.94 and 19,927.90

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Solution

The fourth proportional to 53,214.18, 79,822.94 and 19,927.90 is: 29,892.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,214.18 : 79,822.94 = 19,927.90 : x
  2. Step 2: Convert to fraction form
    53,214.18/79,822.94 = 19,927.90/x
  3. Step 3: Cross multiply
    53,214.18x = 79,822.94 × 19,927.90
  4. Step 4: Simplify right side
    53,214.18x = 1,590,703,566.03
  5. Step 5: Solve for x
    x = 1,590,703,566.03/53,214.18
  6. Step 6: Final answer
    x = 29,892.48

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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.