Home / 23,135.44-31,926.95-12,525.12

Finding the Fourth Proportional to 23,135.44, 31,926.95 and 12,525.12

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Solution

The fourth proportional to 23,135.44, 31,926.95 and 12,525.12 is: 17,284.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135.44 : 31,926.95 = 12,525.12 : x
  2. Step 2: Convert to fraction form
    23,135.44/31,926.95 = 12,525.12/x
  3. Step 3: Cross multiply
    23,135.44x = 31,926.95 × 12,525.12
  4. Step 4: Simplify right side
    23,135.44x = 399,888,879.98
  5. Step 5: Solve for x
    x = 399,888,879.98/23,135.44
  6. Step 6: Final answer
    x = 17,284.69

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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.