Home / 23,905.80-35,858.70-18,948.60

Finding the Fourth Proportional to 23,905.80, 35,858.70 and 18,948.60

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Solution

The fourth proportional to 23,905.80, 35,858.70 and 18,948.60 is: 28,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,905.80 : 35,858.70 = 18,948.60 : x
  2. Step 2: Convert to fraction form
    23,905.80/35,858.70 = 18,948.60/x
  3. Step 3: Cross multiply
    23,905.80x = 35,858.70 × 18,948.60
  4. Step 4: Simplify right side
    23,905.80x = 679,472,162.82
  5. Step 5: Solve for x
    x = 679,472,162.82/23,905.80
  6. Step 6: Final answer
    x = 28,422.90

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Similar ratio
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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.