Home / 18,130.48-25,020.46-10,173.24

Finding the Fourth Proportional to 18,130.48, 25,020.46 and 10,173.24

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Solution

The fourth proportional to 18,130.48, 25,020.46 and 10,173.24 is: 14,039.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130.48 : 25,020.46 = 10,173.24 : x
  2. Step 2: Convert to fraction form
    18,130.48/25,020.46 = 10,173.24/x
  3. Step 3: Cross multiply
    18,130.48x = 25,020.46 × 10,173.24
  4. Step 4: Simplify right side
    18,130.48x = 254,539,144.49
  5. Step 5: Solve for x
    x = 254,539,144.49/18,130.48
  6. Step 6: Final answer
    x = 14,039.29

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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.