Home / 56,436.34-84,668.46-39,828.82

Finding the Fourth Proportional to 56,436.34, 84,668.46 and 39,828.82

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Solution

The fourth proportional to 56,436.34, 84,668.46 and 39,828.82 is: 59,753.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,436.34 : 84,668.46 = 39,828.82 : x
  2. Step 2: Convert to fraction form
    56,436.34/84,668.46 = 39,828.82/x
  3. Step 3: Cross multiply
    56,436.34x = 84,668.46 × 39,828.82
  4. Step 4: Simplify right side
    56,436.34x = 3,372,244,853.02
  5. Step 5: Solve for x
    x = 3,372,244,853.02/56,436.34
  6. Step 6: Final answer
    x = 59,753.07

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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.