Home / 34,774.05-47,988.19-18,858.43

Finding the Fourth Proportional to 34,774.05, 47,988.19 and 18,858.43

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Solution

The fourth proportional to 34,774.05, 47,988.19 and 18,858.43 is: 26,024.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,774.05 : 47,988.19 = 18,858.43 : x
  2. Step 2: Convert to fraction form
    34,774.05/47,988.19 = 18,858.43/x
  3. Step 3: Cross multiply
    34,774.05x = 47,988.19 × 18,858.43
  4. Step 4: Simplify right side
    34,774.05x = 904,981,682.00
  5. Step 5: Solve for x
    x = 904,981,682.00/34,774.05
  6. Step 6: Final answer
    x = 26,024.63

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1.5x scale

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.