Home / 40,808.37-61,081.33-21,060.03

Finding the Fourth Proportional to 40,808.37, 61,081.33 and 21,060.03

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Solution

The fourth proportional to 40,808.37, 61,081.33 and 21,060.03 is: 31,522.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,808.37 : 61,081.33 = 21,060.03 : x
  2. Step 2: Convert to fraction form
    40,808.37/61,081.33 = 21,060.03/x
  3. Step 3: Cross multiply
    40,808.37x = 61,081.33 × 21,060.03
  4. Step 4: Simplify right side
    40,808.37x = 1,286,374,642.24
  5. Step 5: Solve for x
    x = 1,286,374,642.24/40,808.37
  6. Step 6: Final answer
    x = 31,522.32

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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.