Home / 19,837.95-29,764.66-8,736.83

Finding the Fourth Proportional to 19,837.95, 29,764.66 and 8,736.83

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Solution

The fourth proportional to 19,837.95, 29,764.66 and 8,736.83 is: 13,108.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.95 : 29,764.66 = 8,736.83 : x
  2. Step 2: Convert to fraction form
    19,837.95/29,764.66 = 8,736.83/x
  3. Step 3: Cross multiply
    19,837.95x = 29,764.66 × 8,736.83
  4. Step 4: Simplify right side
    19,837.95x = 260,048,731.76
  5. Step 5: Solve for x
    x = 260,048,731.76/19,837.95
  6. Step 6: Final answer
    x = 13,108.65

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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.