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Finding the Fourth Proportional to 29,803.72, 44,705.54 and 7,617.12

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Solution

The fourth proportional to 29,803.72, 44,705.54 and 7,617.12 is: 11,425.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,803.72 : 44,705.54 = 7,617.12 : x
  2. Step 2: Convert to fraction form
    29,803.72/44,705.54 = 7,617.12/x
  3. Step 3: Cross multiply
    29,803.72x = 44,705.54 × 7,617.12
  4. Step 4: Simplify right side
    29,803.72x = 340,527,462.84
  5. Step 5: Solve for x
    x = 340,527,462.84/29,803.72
  6. Step 6: Final answer
    x = 11,425.67

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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.