Home / 28,026.90-42,038.82-10,495.44

Finding the Fourth Proportional to 28,026.90, 42,038.82 and 10,495.44

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Solution

The fourth proportional to 28,026.90, 42,038.82 and 10,495.44 is: 15,742.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026.90 : 42,038.82 = 10,495.44 : x
  2. Step 2: Convert to fraction form
    28,026.90/42,038.82 = 10,495.44/x
  3. Step 3: Cross multiply
    28,026.90x = 42,038.82 × 10,495.44
  4. Step 4: Simplify right side
    28,026.90x = 441,215,912.98
  5. Step 5: Solve for x
    x = 441,215,912.98/28,026.90
  6. Step 6: Final answer
    x = 15,742.59

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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.