Home / 31,899.11-47,855.83-9,714.24

Finding the Fourth Proportional to 31,899.11, 47,855.83 and 9,714.24

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Solution

The fourth proportional to 31,899.11, 47,855.83 and 9,714.24 is: 14,573.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,899.11 : 47,855.83 = 9,714.24 : x
  2. Step 2: Convert to fraction form
    31,899.11/47,855.83 = 9,714.24/x
  3. Step 3: Cross multiply
    31,899.11x = 47,855.83 × 9,714.24
  4. Step 4: Simplify right side
    31,899.11x = 464,883,018.02
  5. Step 5: Solve for x
    x = 464,883,018.02/31,899.11
  6. Step 6: Final answer
    x = 14,573.54

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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.