Home / 23,415.50-35,123.26-6,999.50

Finding the Fourth Proportional to 23,415.50, 35,123.26 and 6,999.50

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Solution

The fourth proportional to 23,415.50, 35,123.26 and 6,999.50 is: 10,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,415.50 : 35,123.26 = 6,999.50 : x
  2. Step 2: Convert to fraction form
    23,415.50/35,123.26 = 6,999.50/x
  3. Step 3: Cross multiply
    23,415.50x = 35,123.26 × 6,999.50
  4. Step 4: Simplify right side
    23,415.50x = 245,845,258.37
  5. Step 5: Solve for x
    x = 245,845,258.37/23,415.50
  6. Step 6: Final answer
    x = 10,499.25

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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.