Home / 31,577.40-47,397.24-16,786.44

Finding the Fourth Proportional to 31,577.40, 47,397.24 and 16,786.44

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Solution

The fourth proportional to 31,577.40, 47,397.24 and 16,786.44 is: 25,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,577.40 : 47,397.24 = 16,786.44 : x
  2. Step 2: Convert to fraction form
    31,577.40/47,397.24 = 16,786.44/x
  3. Step 3: Cross multiply
    31,577.40x = 47,397.24 × 16,786.44
  4. Step 4: Simplify right side
    31,577.40x = 795,630,925.43
  5. Step 5: Solve for x
    x = 795,630,925.43/31,577.40
  6. Step 6: Final answer
    x = 25,196.21

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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.