Home / 19,785.42-27,303.90-10,832.98

Finding the Fourth Proportional to 19,785.42, 27,303.90 and 10,832.98

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Solution

The fourth proportional to 19,785.42, 27,303.90 and 10,832.98 is: 14,949.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,785.42 : 27,303.90 = 10,832.98 : x
  2. Step 2: Convert to fraction form
    19,785.42/27,303.90 = 10,832.98/x
  3. Step 3: Cross multiply
    19,785.42x = 27,303.90 × 10,832.98
  4. Step 4: Simplify right side
    19,785.42x = 295,782,602.62
  5. Step 5: Solve for x
    x = 295,782,602.62/19,785.42
  6. Step 6: Final answer
    x = 14,949.53

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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.