Home / 31,987.98-44,143.49-17,841.74

Finding the Fourth Proportional to 31,987.98, 44,143.49 and 17,841.74

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Solution

The fourth proportional to 31,987.98, 44,143.49 and 17,841.74 is: 24,621.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,987.98 : 44,143.49 = 17,841.74 : x
  2. Step 2: Convert to fraction form
    31,987.98/44,143.49 = 17,841.74/x
  3. Step 3: Cross multiply
    31,987.98x = 44,143.49 × 17,841.74
  4. Step 4: Simplify right side
    31,987.98x = 787,596,671.27
  5. Step 5: Solve for x
    x = 787,596,671.27/31,987.98
  6. Step 6: Final answer
    x = 24,621.64

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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.