Home / 56,051.19-84,058.49-18,601.20

Finding the Fourth Proportional to 56,051.19, 84,058.49 and 18,601.20

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Solution

The fourth proportional to 56,051.19, 84,058.49 and 18,601.20 is: 27,895.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,051.19 : 84,058.49 = 18,601.20 : x
  2. Step 2: Convert to fraction form
    56,051.19/84,058.49 = 18,601.20/x
  3. Step 3: Cross multiply
    56,051.19x = 84,058.49 × 18,601.20
  4. Step 4: Simplify right side
    56,051.19x = 1,563,588,784.19
  5. Step 5: Solve for x
    x = 1,563,588,784.19/56,051.19
  6. Step 6: Final answer
    x = 27,895.73

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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.