Home / 31,740.80-47,546.40-15,050.24

Finding the Fourth Proportional to 31,740.80, 47,546.40 and 15,050.24

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Solution

The fourth proportional to 31,740.80, 47,546.40 and 15,050.24 is: 22,544.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,740.80 : 47,546.40 = 15,050.24 : x
  2. Step 2: Convert to fraction form
    31,740.80/47,546.40 = 15,050.24/x
  3. Step 3: Cross multiply
    31,740.80x = 47,546.40 × 15,050.24
  4. Step 4: Simplify right side
    31,740.80x = 715,584,731.14
  5. Step 5: Solve for x
    x = 715,584,731.14/31,740.80
  6. Step 6: Final answer
    x = 22,544.63

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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.