Home / 31,960.98-44,110.44-18,536.40

Finding the Fourth Proportional to 31,960.98, 44,110.44 and 18,536.40

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Solution

The fourth proportional to 31,960.98, 44,110.44 and 18,536.40 is: 25,582.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,960.98 : 44,110.44 = 18,536.40 : x
  2. Step 2: Convert to fraction form
    31,960.98/44,110.44 = 18,536.40/x
  3. Step 3: Cross multiply
    31,960.98x = 44,110.44 × 18,536.40
  4. Step 4: Simplify right side
    31,960.98x = 817,648,760.02
  5. Step 5: Solve for x
    x = 817,648,760.02/31,960.98
  6. Step 6: Final answer
    x = 25,582.72

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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.