Home / 14,392.04-21,556.78-6,980.92

Finding the Fourth Proportional to 14,392.04, 21,556.78 and 6,980.92

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Solution

The fourth proportional to 14,392.04, 21,556.78 and 6,980.92 is: 10,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392.04 : 21,556.78 = 6,980.92 : x
  2. Step 2: Convert to fraction form
    14,392.04/21,556.78 = 6,980.92/x
  3. Step 3: Cross multiply
    14,392.04x = 21,556.78 × 6,980.92
  4. Step 4: Simplify right side
    14,392.04x = 150,486,085.29
  5. Step 5: Solve for x
    x = 150,486,085.29/14,392.04
  6. Step 6: Final answer
    x = 10,456.21

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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.