Home / 47,418.74-65,450.88-29,503.06

Finding the Fourth Proportional to 47,418.74, 65,450.88 and 29,503.06

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Solution

The fourth proportional to 47,418.74, 65,450.88 and 29,503.06 is: 40,722.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,418.74 : 65,450.88 = 29,503.06 : x
  2. Step 2: Convert to fraction form
    47,418.74/65,450.88 = 29,503.06/x
  3. Step 3: Cross multiply
    47,418.74x = 65,450.88 × 29,503.06
  4. Step 4: Simplify right side
    47,418.74x = 1,931,001,239.69
  5. Step 5: Solve for x
    x = 1,931,001,239.69/47,418.74
  6. Step 6: Final answer
    x = 40,722.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.