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Finding the Fourth Proportional to 34,497.01, 51,749.61 and 12,313.54

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Solution

The fourth proportional to 34,497.01, 51,749.61 and 12,313.54 is: 18,471.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,497.01 : 51,749.61 = 12,313.54 : x
  2. Step 2: Convert to fraction form
    34,497.01/51,749.61 = 12,313.54/x
  3. Step 3: Cross multiply
    34,497.01x = 51,749.61 × 12,313.54
  4. Step 4: Simplify right side
    34,497.01x = 637,220,892.72
  5. Step 5: Solve for x
    x = 637,220,892.72/34,497.01
  6. Step 6: Final answer
    x = 18,471.77

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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.