Home / 34,749-47,953.62-18,833.40

Finding the Fourth Proportional to 34,749, 47,953.62 and 18,833.40

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Solution

The fourth proportional to 34,749, 47,953.62 and 18,833.40 is: 25,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,749 : 47,953.62 = 18,833.40 : x
  2. Step 2: Convert to fraction form
    34,749/47,953.62 = 18,833.40/x
  3. Step 3: Cross multiply
    34,749x = 47,953.62 × 18,833.40
  4. Step 4: Simplify right side
    34,749x = 903,129,706.91
  5. Step 5: Solve for x
    x = 903,129,706.91/34,749
  6. Step 6: Final answer
    x = 25,990.09

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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.