Home / 28,205.02-42,302.06-10,676.22

Finding the Fourth Proportional to 28,205.02, 42,302.06 and 10,676.22

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Solution

The fourth proportional to 28,205.02, 42,302.06 and 10,676.22 is: 16,012.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,205.02 : 42,302.06 = 10,676.22 : x
  2. Step 2: Convert to fraction form
    28,205.02/42,302.06 = 10,676.22/x
  3. Step 3: Cross multiply
    28,205.02x = 42,302.06 × 10,676.22
  4. Step 4: Simplify right side
    28,205.02x = 451,626,099.01
  5. Step 5: Solve for x
    x = 451,626,099.01/28,205.02
  6. Step 6: Final answer
    x = 16,012.26

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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.