Home / 19,114.44-26,380.26-12,040.74

Finding the Fourth Proportional to 19,114.44, 26,380.26 and 12,040.74

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Solution

The fourth proportional to 19,114.44, 26,380.26 and 12,040.74 is: 16,617.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,114.44 : 26,380.26 = 12,040.74 : x
  2. Step 2: Convert to fraction form
    19,114.44/26,380.26 = 12,040.74/x
  3. Step 3: Cross multiply
    19,114.44x = 26,380.26 × 12,040.74
  4. Step 4: Simplify right side
    19,114.44x = 317,637,851.79
  5. Step 5: Solve for x
    x = 317,637,851.79/19,114.44
  6. Step 6: Final answer
    x = 16,617.69

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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.