Home / 35,100.06-48,438.18-20,952.60

Finding the Fourth Proportional to 35,100.06, 48,438.18 and 20,952.60

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Solution

The fourth proportional to 35,100.06, 48,438.18 and 20,952.60 is: 28,914.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,100.06 : 48,438.18 = 20,952.60 : x
  2. Step 2: Convert to fraction form
    35,100.06/48,438.18 = 20,952.60/x
  3. Step 3: Cross multiply
    35,100.06x = 48,438.18 × 20,952.60
  4. Step 4: Simplify right side
    35,100.06x = 1,014,905,810.27
  5. Step 5: Solve for x
    x = 1,014,905,810.27/35,100.06
  6. Step 6: Final answer
    x = 28,914.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.