Home / 31,000.58-46,499.64-13,223.92

Finding the Fourth Proportional to 31,000.58, 46,499.64 and 13,223.92

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Solution

The fourth proportional to 31,000.58, 46,499.64 and 13,223.92 is: 19,835.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,000.58 : 46,499.64 = 13,223.92 : x
  2. Step 2: Convert to fraction form
    31,000.58/46,499.64 = 13,223.92/x
  3. Step 3: Cross multiply
    31,000.58x = 46,499.64 × 13,223.92
  4. Step 4: Simplify right side
    31,000.58x = 614,907,519.39
  5. Step 5: Solve for x
    x = 614,907,519.39/31,000.58
  6. Step 6: Final answer
    x = 19,835.36

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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.