Home / 31,216.44-46,824.70-12,748.44

Finding the Fourth Proportional to 31,216.44, 46,824.70 and 12,748.44

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Solution

The fourth proportional to 31,216.44, 46,824.70 and 12,748.44 is: 19,122.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,216.44 : 46,824.70 = 12,748.44 : x
  2. Step 2: Convert to fraction form
    31,216.44/46,824.70 = 12,748.44/x
  3. Step 3: Cross multiply
    31,216.44x = 46,824.70 × 12,748.44
  4. Step 4: Simplify right side
    31,216.44x = 596,941,878.47
  5. Step 5: Solve for x
    x = 596,941,878.47/31,216.44
  6. Step 6: Final answer
    x = 19,122.68

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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.