Home / 26,356.90-39,535.35-7,636.95

Finding the Fourth Proportional to 26,356.90, 39,535.35 and 7,636.95

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Solution

The fourth proportional to 26,356.90, 39,535.35 and 7,636.95 is: 11,455.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,356.90 : 39,535.35 = 7,636.95 : x
  2. Step 2: Convert to fraction form
    26,356.90/39,535.35 = 7,636.95/x
  3. Step 3: Cross multiply
    26,356.90x = 39,535.35 × 7,636.95
  4. Step 4: Simplify right side
    26,356.90x = 301,929,451.31
  5. Step 5: Solve for x
    x = 301,929,451.31/26,356.90
  6. Step 6: Final answer
    x = 11,455.42

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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.