Home / 23,434.80-35,148.56-8,636.10

Finding the Fourth Proportional to 23,434.80, 35,148.56 and 8,636.10

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Solution

The fourth proportional to 23,434.80, 35,148.56 and 8,636.10 is: 12,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,434.80 : 35,148.56 = 8,636.10 : x
  2. Step 2: Convert to fraction form
    23,434.80/35,148.56 = 8,636.10/x
  3. Step 3: Cross multiply
    23,434.80x = 35,148.56 × 8,636.10
  4. Step 4: Simplify right side
    23,434.80x = 303,546,435.84
  5. Step 5: Solve for x
    x = 303,546,435.84/23,434.80
  6. Step 6: Final answer
    x = 12,952.81

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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.