Home / 31,336.65-47,001.62-8,846.78

Finding the Fourth Proportional to 31,336.65, 47,001.62 and 8,846.78

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Solution

The fourth proportional to 31,336.65, 47,001.62 and 8,846.78 is: 13,269.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,336.65 : 47,001.62 = 8,846.78 : x
  2. Step 2: Convert to fraction form
    31,336.65/47,001.62 = 8,846.78/x
  3. Step 3: Cross multiply
    31,336.65x = 47,001.62 × 8,846.78
  4. Step 4: Simplify right side
    31,336.65x = 415,812,778.89
  5. Step 5: Solve for x
    x = 415,812,778.89/31,336.65
  6. Step 6: Final answer
    x = 13,269.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.