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Finding the Fourth Proportional to 23,935.96, 35,898.54 and 9,139.60

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Solution

The fourth proportional to 23,935.96, 35,898.54 and 9,139.60 is: 13,707.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,935.96 : 35,898.54 = 9,139.60 : x
  2. Step 2: Convert to fraction form
    23,935.96/35,898.54 = 9,139.60/x
  3. Step 3: Cross multiply
    23,935.96x = 35,898.54 × 9,139.60
  4. Step 4: Simplify right side
    23,935.96x = 328,098,296.18
  5. Step 5: Solve for x
    x = 328,098,296.18/23,935.96
  6. Step 6: Final answer
    x = 13,707.34

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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.