Home / 28,284.24-42,415.41-9,559.26

Finding the Fourth Proportional to 28,284.24, 42,415.41 and 9,559.26

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Solution

The fourth proportional to 28,284.24, 42,415.41 and 9,559.26 is: 14,335.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,284.24 : 42,415.41 = 9,559.26 : x
  2. Step 2: Convert to fraction form
    28,284.24/42,415.41 = 9,559.26/x
  3. Step 3: Cross multiply
    28,284.24x = 42,415.41 × 9,559.26
  4. Step 4: Simplify right side
    28,284.24x = 405,459,932.20
  5. Step 5: Solve for x
    x = 405,459,932.20/28,284.24
  6. Step 6: Final answer
    x = 14,335.19

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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.