Home / 26,941.68-37,149.80-18,445.20

Finding the Fourth Proportional to 26,941.68, 37,149.80 and 18,445.20

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Solution

The fourth proportional to 26,941.68, 37,149.80 and 18,445.20 is: 25,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941.68 : 37,149.80 = 18,445.20 : x
  2. Step 2: Convert to fraction form
    26,941.68/37,149.80 = 18,445.20/x
  3. Step 3: Cross multiply
    26,941.68x = 37,149.80 × 18,445.20
  4. Step 4: Simplify right side
    26,941.68x = 685,235,490.96
  5. Step 5: Solve for x
    x = 685,235,490.96/26,941.68
  6. Step 6: Final answer
    x = 25,434.03

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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.