Home / 34,720.89-47,914.86-18,805.35

Finding the Fourth Proportional to 34,720.89, 47,914.86 and 18,805.35

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Solution

The fourth proportional to 34,720.89, 47,914.86 and 18,805.35 is: 25,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,720.89 : 47,914.86 = 18,805.35 : x
  2. Step 2: Convert to fraction form
    34,720.89/47,914.86 = 18,805.35/x
  3. Step 3: Cross multiply
    34,720.89x = 47,914.86 × 18,805.35
  4. Step 4: Simplify right side
    34,720.89x = 901,055,712.50
  5. Step 5: Solve for x
    x = 901,055,712.50/34,720.89
  6. Step 6: Final answer
    x = 25,951.40

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