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Finding the Fourth Proportional to 23,939.81, 35,911.77 and 7,303.58

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Solution

The fourth proportional to 23,939.81, 35,911.77 and 7,303.58 is: 10,955.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,939.81 : 35,911.77 = 7,303.58 : x
  2. Step 2: Convert to fraction form
    23,939.81/35,911.77 = 7,303.58/x
  3. Step 3: Cross multiply
    23,939.81x = 35,911.77 × 7,303.58
  4. Step 4: Simplify right side
    23,939.81x = 262,284,305.58
  5. Step 5: Solve for x
    x = 262,284,305.58/23,939.81
  6. Step 6: Final answer
    x = 10,955.99

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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.