Home / 19,803.68-27,330.72-16,256.96

Finding the Fourth Proportional to 19,803.68, 27,330.72 and 16,256.96

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Solution

The fourth proportional to 19,803.68, 27,330.72 and 16,256.96 is: 22,435.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,803.68 : 27,330.72 = 16,256.96 : x
  2. Step 2: Convert to fraction form
    19,803.68/27,330.72 = 16,256.96/x
  3. Step 3: Cross multiply
    19,803.68x = 27,330.72 × 16,256.96
  4. Step 4: Simplify right side
    19,803.68x = 444,314,421.81
  5. Step 5: Solve for x
    x = 444,314,421.81/19,803.68
  6. Step 6: Final answer
    x = 22,435.95

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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.