Home / 31,987.48-44,142.80-17,841.24

Finding the Fourth Proportional to 31,987.48, 44,142.80 and 17,841.24

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Solution

The fourth proportional to 31,987.48, 44,142.80 and 17,841.24 is: 24,620.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,987.48 : 44,142.80 = 17,841.24 : x
  2. Step 2: Convert to fraction form
    31,987.48/44,142.80 = 17,841.24/x
  3. Step 3: Cross multiply
    31,987.48x = 44,142.80 × 17,841.24
  4. Step 4: Simplify right side
    31,987.48x = 787,562,289.07
  5. Step 5: Solve for x
    x = 787,562,289.07/31,987.48
  6. Step 6: Final answer
    x = 24,620.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.