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Finding the Fourth Proportional to 44,968.16, 67,450.24 and 15,388.64

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Solution

The fourth proportional to 44,968.16, 67,450.24 and 15,388.64 is: 23,082.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,968.16 : 67,450.24 = 15,388.64 : x
  2. Step 2: Convert to fraction form
    44,968.16/67,450.24 = 15,388.64/x
  3. Step 3: Cross multiply
    44,968.16x = 67,450.24 × 15,388.64
  4. Step 4: Simplify right side
    44,968.16x = 1,037,967,461.27
  5. Step 5: Solve for x
    x = 1,037,967,461.27/44,968.16
  6. Step 6: Final answer
    x = 23,082.28

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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.