Home / 26,030.90-35,922.99-15,819.03

Finding the Fourth Proportional to 26,030.90, 35,922.99 and 15,819.03

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Solution

The fourth proportional to 26,030.90, 35,922.99 and 15,819.03 is: 21,830.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,030.90 : 35,922.99 = 15,819.03 : x
  2. Step 2: Convert to fraction form
    26,030.90/35,922.99 = 15,819.03/x
  3. Step 3: Cross multiply
    26,030.90x = 35,922.99 × 15,819.03
  4. Step 4: Simplify right side
    26,030.90x = 568,266,915.82
  5. Step 5: Solve for x
    x = 568,266,915.82/26,030.90
  6. Step 6: Final answer
    x = 21,830.47

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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.