Home / 48,072.51-72,118.33-14,791.30

Finding the Fourth Proportional to 48,072.51, 72,118.33 and 14,791.30

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Solution

The fourth proportional to 48,072.51, 72,118.33 and 14,791.30 is: 22,189.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,072.51 : 72,118.33 = 14,791.30 : x
  2. Step 2: Convert to fraction form
    48,072.51/72,118.33 = 14,791.30/x
  3. Step 3: Cross multiply
    48,072.51x = 72,118.33 × 14,791.30
  4. Step 4: Simplify right side
    48,072.51x = 1,066,723,637.25
  5. Step 5: Solve for x
    x = 1,066,723,637.25/48,072.51
  6. Step 6: Final answer
    x = 22,189.89

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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.