Home / 34,321.52-47,360.40-19,213.00

Finding the Fourth Proportional to 34,321.52, 47,360.40 and 19,213.00

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Solution

The fourth proportional to 34,321.52, 47,360.40 and 19,213.00 is: 26,512.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,321.52 : 47,360.40 = 19,213.00 : x
  2. Step 2: Convert to fraction form
    34,321.52/47,360.40 = 19,213.00/x
  3. Step 3: Cross multiply
    34,321.52x = 47,360.40 × 19,213.00
  4. Step 4: Simplify right side
    34,321.52x = 909,935,174.75
  5. Step 5: Solve for x
    x = 909,935,174.75/34,321.52
  6. Step 6: Final answer
    x = 26,512.09

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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.