Home / 31,739.36-47,637.58-16,960.91

Finding the Fourth Proportional to 31,739.36, 47,637.58 and 16,960.91

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Solution

The fourth proportional to 31,739.36, 47,637.58 and 16,960.91 is: 25,456.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,739.36 : 47,637.58 = 16,960.91 : x
  2. Step 2: Convert to fraction form
    31,739.36/47,637.58 = 16,960.91/x
  3. Step 3: Cross multiply
    31,739.36x = 47,637.58 × 16,960.91
  4. Step 4: Simplify right side
    31,739.36x = 807,976,468.81
  5. Step 5: Solve for x
    x = 807,976,468.81/31,739.36
  6. Step 6: Final answer
    x = 25,456.61

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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.