Home / 17,438.22-26,164.29-7,050.78

Finding the Fourth Proportional to 17,438.22, 26,164.29 and 7,050.78

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Solution

The fourth proportional to 17,438.22, 26,164.29 and 7,050.78 is: 10,578.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.22 : 26,164.29 = 7,050.78 : x
  2. Step 2: Convert to fraction form
    17,438.22/26,164.29 = 7,050.78/x
  3. Step 3: Cross multiply
    17,438.22x = 26,164.29 × 7,050.78
  4. Step 4: Simplify right side
    17,438.22x = 184,478,652.65
  5. Step 5: Solve for x
    x = 184,478,652.65/17,438.22
  6. Step 6: Final answer
    x = 10,578.98

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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.