Home / 53,066.27-79,582.46-17,520.99

Finding the Fourth Proportional to 53,066.27, 79,582.46 and 17,520.99

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Solution

The fourth proportional to 53,066.27, 79,582.46 and 17,520.99 is: 26,275.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,066.27 : 79,582.46 = 17,520.99 : x
  2. Step 2: Convert to fraction form
    53,066.27/79,582.46 = 17,520.99/x
  3. Step 3: Cross multiply
    53,066.27x = 79,582.46 × 17,520.99
  4. Step 4: Simplify right side
    53,066.27x = 1,394,363,398.23
  5. Step 5: Solve for x
    x = 1,394,363,398.23/53,066.27
  6. Step 6: Final answer
    x = 26,275.89

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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.