Home / 17,874.16-26,810.56-5,393.85

Finding the Fourth Proportional to 17,874.16, 26,810.56 and 5,393.85

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Solution

The fourth proportional to 17,874.16, 26,810.56 and 5,393.85 is: 8,090.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,874.16 : 26,810.56 = 5,393.85 : x
  2. Step 2: Convert to fraction form
    17,874.16/26,810.56 = 5,393.85/x
  3. Step 3: Cross multiply
    17,874.16x = 26,810.56 × 5,393.85
  4. Step 4: Simplify right side
    17,874.16x = 144,612,139.06
  5. Step 5: Solve for x
    x = 144,612,139.06/17,874.16
  6. Step 6: Final answer
    x = 8,090.57

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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.