Home / 19,157.26-26,453.64-14,130.20

Finding the Fourth Proportional to 19,157.26, 26,453.64 and 14,130.20

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Solution

The fourth proportional to 19,157.26, 26,453.64 and 14,130.20 is: 19,511.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157.26 : 26,453.64 = 14,130.20 : x
  2. Step 2: Convert to fraction form
    19,157.26/26,453.64 = 14,130.20/x
  3. Step 3: Cross multiply
    19,157.26x = 26,453.64 × 14,130.20
  4. Step 4: Simplify right side
    19,157.26x = 373,795,223.93
  5. Step 5: Solve for x
    x = 373,795,223.93/19,157.26
  6. Step 6: Final answer
    x = 19,511.94

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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.