Home / 13,595.51-18,761.85-7,627.19

Finding the Fourth Proportional to 13,595.51, 18,761.85 and 7,627.19

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Solution

The fourth proportional to 13,595.51, 18,761.85 and 7,627.19 is: 10,525.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595.51 : 18,761.85 = 7,627.19 : x
  2. Step 2: Convert to fraction form
    13,595.51/18,761.85 = 7,627.19/x
  3. Step 3: Cross multiply
    13,595.51x = 18,761.85 × 7,627.19
  4. Step 4: Simplify right side
    13,595.51x = 143,100,100.89
  5. Step 5: Solve for x
    x = 143,100,100.89/13,595.51
  6. Step 6: Final answer
    x = 10,525.54

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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.