Home / 34,620.54-47,777.73-19,513.83

Finding the Fourth Proportional to 34,620.54, 47,777.73 and 19,513.83

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Solution

The fourth proportional to 34,620.54, 47,777.73 and 19,513.83 is: 26,929.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,620.54 : 47,777.73 = 19,513.83 : x
  2. Step 2: Convert to fraction form
    34,620.54/47,777.73 = 19,513.83/x
  3. Step 3: Cross multiply
    34,620.54x = 47,777.73 × 19,513.83
  4. Step 4: Simplify right side
    34,620.54x = 932,326,501.01
  5. Step 5: Solve for x
    x = 932,326,501.01/34,620.54
  6. Step 6: Final answer
    x = 26,929.87

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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.