Home / 53,214.83-79,828.42-17,679.32

Finding the Fourth Proportional to 53,214.83, 79,828.42 and 17,679.32

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Solution

The fourth proportional to 53,214.83, 79,828.42 and 17,679.32 is: 26,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,214.83 : 79,828.42 = 17,679.32 : x
  2. Step 2: Convert to fraction form
    53,214.83/79,828.42 = 17,679.32/x
  3. Step 3: Cross multiply
    53,214.83x = 79,828.42 × 17,679.32
  4. Step 4: Simplify right side
    53,214.83x = 1,411,311,816.62
  5. Step 5: Solve for x
    x = 1,411,311,816.62/53,214.83
  6. Step 6: Final answer
    x = 26,521.03

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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.