Home / 31,852.53-47,815.71-17,090.28

Finding the Fourth Proportional to 31,852.53, 47,815.71 and 17,090.28

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Solution

The fourth proportional to 31,852.53, 47,815.71 and 17,090.28 is: 25,655.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,852.53 : 47,815.71 = 17,090.28 : x
  2. Step 2: Convert to fraction form
    31,852.53/47,815.71 = 17,090.28/x
  3. Step 3: Cross multiply
    31,852.53x = 47,815.71 × 17,090.28
  4. Step 4: Simplify right side
    31,852.53x = 817,183,872.30
  5. Step 5: Solve for x
    x = 817,183,872.30/31,852.53
  6. Step 6: Final answer
    x = 25,655.23

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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.