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Finding the Fourth Proportional to 16,212.53, 24,325.95 and 6,859.01

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Solution

The fourth proportional to 16,212.53, 24,325.95 and 6,859.01 is: 10,291.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,212.53 : 24,325.95 = 6,859.01 : x
  2. Step 2: Convert to fraction form
    16,212.53/24,325.95 = 6,859.01/x
  3. Step 3: Cross multiply
    16,212.53x = 24,325.95 × 6,859.01
  4. Step 4: Simplify right side
    16,212.53x = 166,851,934.31
  5. Step 5: Solve for x
    x = 166,851,934.31/16,212.53
  6. Step 6: Final answer
    x = 10,291.54

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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.