Home / 31,484.83-43,455.01-18,064.85

Finding the Fourth Proportional to 31,484.83, 43,455.01 and 18,064.85

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Solution

The fourth proportional to 31,484.83, 43,455.01 and 18,064.85 is: 24,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,484.83 : 43,455.01 = 18,064.85 : x
  2. Step 2: Convert to fraction form
    31,484.83/43,455.01 = 18,064.85/x
  3. Step 3: Cross multiply
    31,484.83x = 43,455.01 × 18,064.85
  4. Step 4: Simplify right side
    31,484.83x = 785,008,080.24
  5. Step 5: Solve for x
    x = 785,008,080.24/31,484.83
  6. Step 6: Final answer
    x = 24,932.90

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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.