Home / 31,379.02-46,950.88-18,682.33

Finding the Fourth Proportional to 31,379.02, 46,950.88 and 18,682.33

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Solution

The fourth proportional to 31,379.02, 46,950.88 and 18,682.33 is: 27,953.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,379.02 : 46,950.88 = 18,682.33 : x
  2. Step 2: Convert to fraction form
    31,379.02/46,950.88 = 18,682.33/x
  3. Step 3: Cross multiply
    31,379.02x = 46,950.88 × 18,682.33
  4. Step 4: Simplify right side
    31,379.02x = 877,151,833.95
  5. Step 5: Solve for x
    x = 877,151,833.95/31,379.02
  6. Step 6: Final answer
    x = 27,953.45

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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.