Home / 14,423.04-21,636.36-7,021.26

Finding the Fourth Proportional to 14,423.04, 21,636.36 and 7,021.26

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Solution

The fourth proportional to 14,423.04, 21,636.36 and 7,021.26 is: 10,532.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.04 : 21,636.36 = 7,021.26 : x
  2. Step 2: Convert to fraction form
    14,423.04/21,636.36 = 7,021.26/x
  3. Step 3: Cross multiply
    14,423.04x = 21,636.36 × 7,021.26
  4. Step 4: Simplify right side
    14,423.04x = 151,914,509.01
  5. Step 5: Solve for x
    x = 151,914,509.01/14,423.04
  6. Step 6: Final answer
    x = 10,532.77

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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.