Home / 23,905.40-35,858.10-9,114.80

Finding the Fourth Proportional to 23,905.40, 35,858.10 and 9,114.80

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Solution

The fourth proportional to 23,905.40, 35,858.10 and 9,114.80 is: 13,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,905.40 : 35,858.10 = 9,114.80 : x
  2. Step 2: Convert to fraction form
    23,905.40/35,858.10 = 9,114.80/x
  3. Step 3: Cross multiply
    23,905.40x = 35,858.10 × 9,114.80
  4. Step 4: Simplify right side
    23,905.40x = 326,839,409.88
  5. Step 5: Solve for x
    x = 326,839,409.88/23,905.40
  6. Step 6: Final answer
    x = 13,672.20

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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.