Home / 19,466.12-29,195.99-5,427.10

Finding the Fourth Proportional to 19,466.12, 29,195.99 and 5,427.10

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Solution

The fourth proportional to 19,466.12, 29,195.99 and 5,427.10 is: 8,139.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,466.12 : 29,195.99 = 5,427.10 : x
  2. Step 2: Convert to fraction form
    19,466.12/29,195.99 = 5,427.10/x
  3. Step 3: Cross multiply
    19,466.12x = 29,195.99 × 5,427.10
  4. Step 4: Simplify right side
    19,466.12x = 158,449,617.57
  5. Step 5: Solve for x
    x = 158,449,617.57/19,466.12
  6. Step 6: Final answer
    x = 8,139.76

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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.