Home / 34,362.61-47,420.37-19,255.39

Finding the Fourth Proportional to 34,362.61, 47,420.37 and 19,255.39

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Solution

The fourth proportional to 34,362.61, 47,420.37 and 19,255.39 is: 26,572.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,362.61 : 47,420.37 = 19,255.39 : x
  2. Step 2: Convert to fraction form
    34,362.61/47,420.37 = 19,255.39/x
  3. Step 3: Cross multiply
    34,362.61x = 47,420.37 × 19,255.39
  4. Step 4: Simplify right side
    34,362.61x = 913,097,481.19
  5. Step 5: Solve for x
    x = 913,097,481.19/34,362.61
  6. Step 6: Final answer
    x = 26,572.42

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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.