Home / 14,033.36-21,047.28-6,636.75

Finding the Fourth Proportional to 14,033.36, 21,047.28 and 6,636.75

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Solution

The fourth proportional to 14,033.36, 21,047.28 and 6,636.75 is: 9,953.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.36 : 21,047.28 = 6,636.75 : x
  2. Step 2: Convert to fraction form
    14,033.36/21,047.28 = 6,636.75/x
  3. Step 3: Cross multiply
    14,033.36x = 21,047.28 × 6,636.75
  4. Step 4: Simplify right side
    14,033.36x = 139,685,535.54
  5. Step 5: Solve for x
    x = 139,685,535.54/14,033.36
  6. Step 6: Final answer
    x = 9,953.82

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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.