Home / 23,135.42-31,926.96-12,525.10

Finding the Fourth Proportional to 23,135.42, 31,926.96 and 12,525.10

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Solution

The fourth proportional to 23,135.42, 31,926.96 and 12,525.10 is: 17,284.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135.42 : 31,926.96 = 12,525.10 : x
  2. Step 2: Convert to fraction form
    23,135.42/31,926.96 = 12,525.10/x
  3. Step 3: Cross multiply
    23,135.42x = 31,926.96 × 12,525.10
  4. Step 4: Simplify right side
    23,135.42x = 399,888,144.44
  5. Step 5: Solve for x
    x = 399,888,144.44/23,135.42
  6. Step 6: Final answer
    x = 17,284.67

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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.