Home / 34,309.31-47,346.54-19,201.80

Finding the Fourth Proportional to 34,309.31, 47,346.54 and 19,201.80

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Solution

The fourth proportional to 34,309.31, 47,346.54 and 19,201.80 is: 26,498.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,309.31 : 47,346.54 = 19,201.80 : x
  2. Step 2: Convert to fraction form
    34,309.31/47,346.54 = 19,201.80/x
  3. Step 3: Cross multiply
    34,309.31x = 47,346.54 × 19,201.80
  4. Step 4: Simplify right side
    34,309.31x = 909,138,791.77
  5. Step 5: Solve for x
    x = 909,138,791.77/34,309.31
  6. Step 6: Final answer
    x = 26,498.31

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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.