Home / 18,423.09-25,423.07-10,467.27

Finding the Fourth Proportional to 18,423.09, 25,423.07 and 10,467.27

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Solution

The fourth proportional to 18,423.09, 25,423.07 and 10,467.27 is: 14,444.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,423.09 : 25,423.07 = 10,467.27 : x
  2. Step 2: Convert to fraction form
    18,423.09/25,423.07 = 10,467.27/x
  3. Step 3: Cross multiply
    18,423.09x = 25,423.07 × 10,467.27
  4. Step 4: Simplify right side
    18,423.09x = 266,110,085.58
  5. Step 5: Solve for x
    x = 266,110,085.58/18,423.09
  6. Step 6: Final answer
    x = 14,444.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.