Home / 14,303.48-21,456.67-3,774.23

Finding the Fourth Proportional to 14,303.48, 21,456.67 and 3,774.23

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Solution

The fourth proportional to 14,303.48, 21,456.67 and 3,774.23 is: 5,661.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303.48 : 21,456.67 = 3,774.23 : x
  2. Step 2: Convert to fraction form
    14,303.48/21,456.67 = 3,774.23/x
  3. Step 3: Cross multiply
    14,303.48x = 21,456.67 × 3,774.23
  4. Step 4: Simplify right side
    14,303.48x = 80,982,388.74
  5. Step 5: Solve for x
    x = 80,982,388.74/14,303.48
  6. Step 6: Final answer
    x = 5,661.73

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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.