Home / 47,837.79-71,709.84-17,830.07

Finding the Fourth Proportional to 47,837.79, 71,709.84 and 17,830.07

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Solution

The fourth proportional to 47,837.79, 71,709.84 and 17,830.07 is: 26,727.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,837.79 : 71,709.84 = 17,830.07 : x
  2. Step 2: Convert to fraction form
    47,837.79/71,709.84 = 17,830.07/x
  3. Step 3: Cross multiply
    47,837.79x = 71,709.84 × 17,830.07
  4. Step 4: Simplify right side
    47,837.79x = 1,278,591,108.34
  5. Step 5: Solve for x
    x = 1,278,591,108.34/47,837.79
  6. Step 6: Final answer
    x = 26,727.64

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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.