Home / 31,987.74-44,143.16-17,841.50

Finding the Fourth Proportional to 31,987.74, 44,143.16 and 17,841.50

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Solution

The fourth proportional to 31,987.74, 44,143.16 and 17,841.50 is: 24,621.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,987.74 : 44,143.16 = 17,841.50 : x
  2. Step 2: Convert to fraction form
    31,987.74/44,143.16 = 17,841.50/x
  3. Step 3: Cross multiply
    31,987.74x = 44,143.16 × 17,841.50
  4. Step 4: Simplify right side
    31,987.74x = 787,579,879.22
  5. Step 5: Solve for x
    x = 787,579,879.22/31,987.74
  6. Step 6: Final answer
    x = 24,621.30

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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.