Home / 19,057.53-26,289.72-13,003.23

Finding the Fourth Proportional to 19,057.53, 26,289.72 and 13,003.23

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Solution

The fourth proportional to 19,057.53, 26,289.72 and 13,003.23 is: 17,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,057.53 : 26,289.72 = 13,003.23 : x
  2. Step 2: Convert to fraction form
    19,057.53/26,289.72 = 13,003.23/x
  3. Step 3: Cross multiply
    19,057.53x = 26,289.72 × 13,003.23
  4. Step 4: Simplify right side
    19,057.53x = 341,851,275.80
  5. Step 5: Solve for x
    x = 341,851,275.80/19,057.53
  6. Step 6: Final answer
    x = 17,937.86

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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.