Home / 44,782.13-67,071.08-21,425.09

Finding the Fourth Proportional to 44,782.13, 67,071.08 and 21,425.09

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Solution

The fourth proportional to 44,782.13, 67,071.08 and 21,425.09 is: 32,088.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,782.13 : 67,071.08 = 21,425.09 : x
  2. Step 2: Convert to fraction form
    44,782.13/67,071.08 = 21,425.09/x
  3. Step 3: Cross multiply
    44,782.13x = 67,071.08 × 21,425.09
  4. Step 4: Simplify right side
    44,782.13x = 1,437,003,818.27
  5. Step 5: Solve for x
    x = 1,437,003,818.27/44,782.13
  6. Step 6: Final answer
    x = 32,088.78

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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.