Home / 43,566.24-65,340.48-12,393.12

Finding the Fourth Proportional to 43,566.24, 65,340.48 and 12,393.12

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Solution

The fourth proportional to 43,566.24, 65,340.48 and 12,393.12 is: 18,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,566.24 : 65,340.48 = 12,393.12 : x
  2. Step 2: Convert to fraction form
    43,566.24/65,340.48 = 12,393.12/x
  3. Step 3: Cross multiply
    43,566.24x = 65,340.48 × 12,393.12
  4. Step 4: Simplify right side
    43,566.24x = 809,772,409.50
  5. Step 5: Solve for x
    x = 809,772,409.50/43,566.24
  6. Step 6: Final answer
    x = 18,587.15

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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.