Home / 16,670.42-25,012.53-7,305.60

Finding the Fourth Proportional to 16,670.42, 25,012.53 and 7,305.60

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Solution

The fourth proportional to 16,670.42, 25,012.53 and 7,305.60 is: 10,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670.42 : 25,012.53 = 7,305.60 : x
  2. Step 2: Convert to fraction form
    16,670.42/25,012.53 = 7,305.60/x
  3. Step 3: Cross multiply
    16,670.42x = 25,012.53 × 7,305.60
  4. Step 4: Simplify right side
    16,670.42x = 182,731,539.17
  5. Step 5: Solve for x
    x = 182,731,539.17/16,670.42
  6. Step 6: Final answer
    x = 10,961.42

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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.