Home / 19,439.44-29,158.23-8,903.38

Finding the Fourth Proportional to 19,439.44, 29,158.23 and 8,903.38

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Solution

The fourth proportional to 19,439.44, 29,158.23 and 8,903.38 is: 13,354.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,439.44 : 29,158.23 = 8,903.38 : x
  2. Step 2: Convert to fraction form
    19,439.44/29,158.23 = 8,903.38/x
  3. Step 3: Cross multiply
    19,439.44x = 29,158.23 × 8,903.38
  4. Step 4: Simplify right side
    19,439.44x = 259,606,801.82
  5. Step 5: Solve for x
    x = 259,606,801.82/19,439.44
  6. Step 6: Final answer
    x = 13,354.64

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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.