Home / 16,257.80-24,386.64-3,945.80

Finding the Fourth Proportional to 16,257.80, 24,386.64 and 3,945.80

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Solution

The fourth proportional to 16,257.80, 24,386.64 and 3,945.80 is: 5,918.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,257.80 : 24,386.64 = 3,945.80 : x
  2. Step 2: Convert to fraction form
    16,257.80/24,386.64 = 3,945.80/x
  3. Step 3: Cross multiply
    16,257.80x = 24,386.64 × 3,945.80
  4. Step 4: Simplify right side
    16,257.80x = 96,224,804.11
  5. Step 5: Solve for x
    x = 96,224,804.11/16,257.80
  6. Step 6: Final answer
    x = 5,918.69

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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.