Home / 34,749.18-47,953.95-18,833.61

Finding the Fourth Proportional to 34,749.18, 47,953.95 and 18,833.61

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Solution

The fourth proportional to 34,749.18, 47,953.95 and 18,833.61 is: 25,990.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,749.18 : 47,953.95 = 18,833.61 : x
  2. Step 2: Convert to fraction form
    34,749.18/47,953.95 = 18,833.61/x
  3. Step 3: Cross multiply
    34,749.18x = 47,953.95 × 18,833.61
  4. Step 4: Simplify right side
    34,749.18x = 903,145,992.26
  5. Step 5: Solve for x
    x = 903,145,992.26/34,749.18
  6. Step 6: Final answer
    x = 25,990.43

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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.