Home / 34,288.04-47,321.87-19,181.54

Finding the Fourth Proportional to 34,288.04, 47,321.87 and 19,181.54

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Solution

The fourth proportional to 34,288.04, 47,321.87 and 19,181.54 is: 26,472.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,288.04 : 47,321.87 = 19,181.54 : x
  2. Step 2: Convert to fraction form
    34,288.04/47,321.87 = 19,181.54/x
  3. Step 3: Cross multiply
    34,288.04x = 47,321.87 × 19,181.54
  4. Step 4: Simplify right side
    34,288.04x = 907,706,009.76
  5. Step 5: Solve for x
    x = 907,706,009.76/34,288.04
  6. Step 6: Final answer
    x = 26,472.97

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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.