Home / 22,303.02-30,779.55-12,367.02

Finding the Fourth Proportional to 22,303.02, 30,779.55 and 12,367.02

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Solution

The fourth proportional to 22,303.02, 30,779.55 and 12,367.02 is: 17,067.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,303.02 : 30,779.55 = 12,367.02 : x
  2. Step 2: Convert to fraction form
    22,303.02/30,779.55 = 12,367.02/x
  3. Step 3: Cross multiply
    22,303.02x = 30,779.55 × 12,367.02
  4. Step 4: Simplify right side
    22,303.02x = 380,651,310.44
  5. Step 5: Solve for x
    x = 380,651,310.44/22,303.02
  6. Step 6: Final answer
    x = 17,067.25

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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.