Home / 19,270.93-26,586.41-12,097.80

Finding the Fourth Proportional to 19,270.93, 26,586.41 and 12,097.80

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Solution

The fourth proportional to 19,270.93, 26,586.41 and 12,097.80 is: 16,690.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.93 : 26,586.41 = 12,097.80 : x
  2. Step 2: Convert to fraction form
    19,270.93/26,586.41 = 12,097.80/x
  3. Step 3: Cross multiply
    19,270.93x = 26,586.41 × 12,097.80
  4. Step 4: Simplify right side
    19,270.93x = 321,637,070.90
  5. Step 5: Solve for x
    x = 321,637,070.90/19,270.93
  6. Step 6: Final answer
    x = 16,690.27

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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.