Home / 19,263.35-26,586.47-11,712.05

Finding the Fourth Proportional to 19,263.35, 26,586.47 and 11,712.05

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Solution

The fourth proportional to 19,263.35, 26,586.47 and 11,712.05 is: 16,164.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,263.35 : 26,586.47 = 11,712.05 : x
  2. Step 2: Convert to fraction form
    19,263.35/26,586.47 = 11,712.05/x
  3. Step 3: Cross multiply
    19,263.35x = 26,586.47 × 11,712.05
  4. Step 4: Simplify right side
    19,263.35x = 311,381,874.47
  5. Step 5: Solve for x
    x = 311,381,874.47/19,263.35
  6. Step 6: Final answer
    x = 16,164.48

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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.