Home / 21,736.53-32,604.10-6,945.12

Finding the Fourth Proportional to 21,736.53, 32,604.10 and 6,945.12

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Solution

The fourth proportional to 21,736.53, 32,604.10 and 6,945.12 is: 10,417.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,736.53 : 32,604.10 = 6,945.12 : x
  2. Step 2: Convert to fraction form
    21,736.53/32,604.10 = 6,945.12/x
  3. Step 3: Cross multiply
    21,736.53x = 32,604.10 × 6,945.12
  4. Step 4: Simplify right side
    21,736.53x = 226,439,369.63
  5. Step 5: Solve for x
    x = 226,439,369.63/21,736.53
  6. Step 6: Final answer
    x = 10,417.46

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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.