Home / 18,530.35-25,571.93-10,032.57

Finding the Fourth Proportional to 18,530.35, 25,571.93 and 10,032.57

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Solution

The fourth proportional to 18,530.35, 25,571.93 and 10,032.57 is: 13,844.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,530.35 : 25,571.93 = 10,032.57 : x
  2. Step 2: Convert to fraction form
    18,530.35/25,571.93 = 10,032.57/x
  3. Step 3: Cross multiply
    18,530.35x = 25,571.93 × 10,032.57
  4. Step 4: Simplify right side
    18,530.35x = 256,551,999.74
  5. Step 5: Solve for x
    x = 256,551,999.74/18,530.35
  6. Step 6: Final answer
    x = 13,844.96

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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.