Home / 31,852.05-47,775.62-9,665.54

Finding the Fourth Proportional to 31,852.05, 47,775.62 and 9,665.54

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Solution

The fourth proportional to 31,852.05, 47,775.62 and 9,665.54 is: 14,497.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,852.05 : 47,775.62 = 9,665.54 : x
  2. Step 2: Convert to fraction form
    31,852.05/47,775.62 = 9,665.54/x
  3. Step 3: Cross multiply
    31,852.05x = 47,775.62 × 9,665.54
  4. Step 4: Simplify right side
    31,852.05x = 461,776,927.26
  5. Step 5: Solve for x
    x = 461,776,927.26/31,852.05
  6. Step 6: Final answer
    x = 14,497.56

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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.