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Finding the Fourth Proportional to 35,325.52, 48,749.18 and 19,409.99

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Solution

The fourth proportional to 35,325.52, 48,749.18 and 19,409.99 is: 26,785.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,325.52 : 48,749.18 = 19,409.99 : x
  2. Step 2: Convert to fraction form
    35,325.52/48,749.18 = 19,409.99/x
  3. Step 3: Cross multiply
    35,325.52x = 48,749.18 × 19,409.99
  4. Step 4: Simplify right side
    35,325.52x = 946,220,755.51
  5. Step 5: Solve for x
    x = 946,220,755.51/35,325.52
  6. Step 6: Final answer
    x = 26,785.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.