Home / 23,988.69-35,986.32-8,189.46

Finding the Fourth Proportional to 23,988.69, 35,986.32 and 8,189.46

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Solution

The fourth proportional to 23,988.69, 35,986.32 and 8,189.46 is: 12,285.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,988.69 : 35,986.32 = 8,189.46 : x
  2. Step 2: Convert to fraction form
    23,988.69/35,986.32 = 8,189.46/x
  3. Step 3: Cross multiply
    23,988.69x = 35,986.32 × 8,189.46
  4. Step 4: Simplify right side
    23,988.69x = 294,708,528.19
  5. Step 5: Solve for x
    x = 294,708,528.19/23,988.69
  6. Step 6: Final answer
    x = 12,285.31

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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.