Home / 31,124.40-46,654.20-17,062.80

Finding the Fourth Proportional to 31,124.40, 46,654.20 and 17,062.80

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Solution

The fourth proportional to 31,124.40, 46,654.20 and 17,062.80 is: 25,576.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,124.40 : 46,654.20 = 17,062.80 : x
  2. Step 2: Convert to fraction form
    31,124.40/46,654.20 = 17,062.80/x
  3. Step 3: Cross multiply
    31,124.40x = 46,654.20 × 17,062.80
  4. Step 4: Simplify right side
    31,124.40x = 796,051,283.76
  5. Step 5: Solve for x
    x = 796,051,283.76/31,124.40
  6. Step 6: Final answer
    x = 25,576.44

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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.