Home / 43,862.68-65,798.20-12,272.76

Finding the Fourth Proportional to 43,862.68, 65,798.20 and 12,272.76

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Solution

The fourth proportional to 43,862.68, 65,798.20 and 12,272.76 is: 18,410.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,862.68 : 65,798.20 = 12,272.76 : x
  2. Step 2: Convert to fraction form
    43,862.68/65,798.20 = 12,272.76/x
  3. Step 3: Cross multiply
    43,862.68x = 65,798.20 × 12,272.76
  4. Step 4: Simplify right side
    43,862.68x = 807,525,517.03
  5. Step 5: Solve for x
    x = 807,525,517.03/43,862.68
  6. Step 6: Final answer
    x = 18,410.31

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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.