Home / 19,559.43-29,196-16,803.81

Finding the Fourth Proportional to 19,559.43, 29,196 and 16,803.81

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Solution

The fourth proportional to 19,559.43, 29,196 and 16,803.81 is: 25,082.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559.43 : 29,196 = 16,803.81 : x
  2. Step 2: Convert to fraction form
    19,559.43/29,196 = 16,803.81/x
  3. Step 3: Cross multiply
    19,559.43x = 29,196 × 16,803.81
  4. Step 4: Simplify right side
    19,559.43x = 490,604,036.76
  5. Step 5: Solve for x
    x = 490,604,036.76/19,559.43
  6. Step 6: Final answer
    x = 25,082.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.