Home / 35,677.92-49,238.64-30,390.24

Finding the Fourth Proportional to 35,677.92, 49,238.64 and 30,390.24

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Solution

The fourth proportional to 35,677.92, 49,238.64 and 30,390.24 is: 41,941.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,677.92 : 49,238.64 = 30,390.24 : x
  2. Step 2: Convert to fraction form
    35,677.92/49,238.64 = 30,390.24/x
  3. Step 3: Cross multiply
    35,677.92x = 49,238.64 × 30,390.24
  4. Step 4: Simplify right side
    35,677.92x = 1,496,374,086.87
  5. Step 5: Solve for x
    x = 1,496,374,086.87/35,677.92
  6. Step 6: Final answer
    x = 41,941.18

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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.