Home / 45,850.26-68,779.02-19,555.20

Finding the Fourth Proportional to 45,850.26, 68,779.02 and 19,555.20

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Solution

The fourth proportional to 45,850.26, 68,779.02 and 19,555.20 is: 29,334.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,850.26 : 68,779.02 = 19,555.20 : x
  2. Step 2: Convert to fraction form
    45,850.26/68,779.02 = 19,555.20/x
  3. Step 3: Cross multiply
    45,850.26x = 68,779.02 × 19,555.20
  4. Step 4: Simplify right side
    45,850.26x = 1,344,987,491.90
  5. Step 5: Solve for x
    x = 1,344,987,491.90/45,850.26
  6. Step 6: Final answer
    x = 29,334.35

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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.