Home / 34,747.99-47,951.76-18,832.30

Finding the Fourth Proportional to 34,747.99, 47,951.76 and 18,832.30

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Solution

The fourth proportional to 34,747.99, 47,951.76 and 18,832.30 is: 25,988.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,747.99 : 47,951.76 = 18,832.30 : x
  2. Step 2: Convert to fraction form
    34,747.99/47,951.76 = 18,832.30/x
  3. Step 3: Cross multiply
    34,747.99x = 47,951.76 × 18,832.30
  4. Step 4: Simplify right side
    34,747.99x = 903,041,929.85
  5. Step 5: Solve for x
    x = 903,041,929.85/34,747.99
  6. Step 6: Final answer
    x = 25,988.32

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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.