Home / 16,240.40-24,358.80-13,313.60

Finding the Fourth Proportional to 16,240.40, 24,358.80 and 13,313.60

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Solution

The fourth proportional to 16,240.40, 24,358.80 and 13,313.60 is: 19,968.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,240.40 : 24,358.80 = 13,313.60 : x
  2. Step 2: Convert to fraction form
    16,240.40/24,358.80 = 13,313.60/x
  3. Step 3: Cross multiply
    16,240.40x = 24,358.80 × 13,313.60
  4. Step 4: Simplify right side
    16,240.40x = 324,303,319.68
  5. Step 5: Solve for x
    x = 324,303,319.68/16,240.40
  6. Step 6: Final answer
    x = 19,968.92

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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.