Home / 25,334.53-38,009.99-12,185.19

Finding the Fourth Proportional to 25,334.53, 38,009.99 and 12,185.19

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Solution

The fourth proportional to 25,334.53, 38,009.99 and 12,185.19 is: 18,281.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,334.53 : 38,009.99 = 12,185.19 : x
  2. Step 2: Convert to fraction form
    25,334.53/38,009.99 = 12,185.19/x
  3. Step 3: Cross multiply
    25,334.53x = 38,009.99 × 12,185.19
  4. Step 4: Simplify right side
    25,334.53x = 463,158,980.51
  5. Step 5: Solve for x
    x = 463,158,980.51/25,334.53
  6. Step 6: Final answer
    x = 18,281.73

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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.