Home / 30,391.05-41,893.70-23,664.81

Finding the Fourth Proportional to 30,391.05, 41,893.70 and 23,664.81

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Solution

The fourth proportional to 30,391.05, 41,893.70 and 23,664.81 is: 32,621.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,391.05 : 41,893.70 = 23,664.81 : x
  2. Step 2: Convert to fraction form
    30,391.05/41,893.70 = 23,664.81/x
  3. Step 3: Cross multiply
    30,391.05x = 41,893.70 × 23,664.81
  4. Step 4: Simplify right side
    30,391.05x = 991,406,332.37
  5. Step 5: Solve for x
    x = 991,406,332.37/30,391.05
  6. Step 6: Final answer
    x = 32,621.65

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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.