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Finding the Fourth Proportional to 35,583.68, 49,103.68 and 19,667.68

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Solution

The fourth proportional to 35,583.68, 49,103.68 and 19,667.68 is: 27,140.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,583.68 : 49,103.68 = 19,667.68 : x
  2. Step 2: Convert to fraction form
    35,583.68/49,103.68 = 19,667.68/x
  3. Step 3: Cross multiply
    35,583.68x = 49,103.68 × 19,667.68
  4. Step 4: Simplify right side
    35,583.68x = 965,755,465.06
  5. Step 5: Solve for x
    x = 965,755,465.06/35,583.68
  6. Step 6: Final answer
    x = 27,140.40

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1.5x scale

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.