Home / 31,735.47-47,590.90-16,936.32

Finding the Fourth Proportional to 31,735.47, 47,590.90 and 16,936.32

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Solution

The fourth proportional to 31,735.47, 47,590.90 and 16,936.32 is: 25,397.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,735.47 : 47,590.90 = 16,936.32 : x
  2. Step 2: Convert to fraction form
    31,735.47/47,590.90 = 16,936.32/x
  3. Step 3: Cross multiply
    31,735.47x = 47,590.90 × 16,936.32
  4. Step 4: Simplify right side
    31,735.47x = 806,014,565.15
  5. Step 5: Solve for x
    x = 806,014,565.15/31,735.47
  6. Step 6: Final answer
    x = 25,397.91

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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.