Home / 34,718.58-47,911.39-18,802.66

Finding the Fourth Proportional to 34,718.58, 47,911.39 and 18,802.66

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Solution

The fourth proportional to 34,718.58, 47,911.39 and 18,802.66 is: 25,947.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,718.58 : 47,911.39 = 18,802.66 : x
  2. Step 2: Convert to fraction form
    34,718.58/47,911.39 = 18,802.66/x
  3. Step 3: Cross multiply
    34,718.58x = 47,911.39 × 18,802.66
  4. Step 4: Simplify right side
    34,718.58x = 900,861,576.30
  5. Step 5: Solve for x
    x = 900,861,576.30/34,718.58
  6. Step 6: Final answer
    x = 25,947.54

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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.