Home / 34,290.56-47,318.75-19,180.61

Finding the Fourth Proportional to 34,290.56, 47,318.75 and 19,180.61

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Solution

The fourth proportional to 34,290.56, 47,318.75 and 19,180.61 is: 26,468.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,290.56 : 47,318.75 = 19,180.61 : x
  2. Step 2: Convert to fraction form
    34,290.56/47,318.75 = 19,180.61/x
  3. Step 3: Cross multiply
    34,290.56x = 47,318.75 × 19,180.61
  4. Step 4: Simplify right side
    34,290.56x = 907,602,489.44
  5. Step 5: Solve for x
    x = 907,602,489.44/34,290.56
  6. Step 6: Final answer
    x = 26,468.00

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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.