Home / 23,785.11-35,699.81-12,107.07

Finding the Fourth Proportional to 23,785.11, 35,699.81 and 12,107.07

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Solution

The fourth proportional to 23,785.11, 35,699.81 and 12,107.07 is: 18,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,785.11 : 35,699.81 = 12,107.07 : x
  2. Step 2: Convert to fraction form
    23,785.11/35,699.81 = 12,107.07/x
  3. Step 3: Cross multiply
    23,785.11x = 35,699.81 × 12,107.07
  4. Step 4: Simplify right side
    23,785.11x = 432,220,038.12
  5. Step 5: Solve for x
    x = 432,220,038.12/23,785.11
  6. Step 6: Final answer
    x = 18,171.87

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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.