Home / 26,907.02-40,307.34-18,452.78

Finding the Fourth Proportional to 26,907.02, 40,307.34 and 18,452.78

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Solution

The fourth proportional to 26,907.02, 40,307.34 and 18,452.78 is: 27,642.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907.02 : 40,307.34 = 18,452.78 : x
  2. Step 2: Convert to fraction form
    26,907.02/40,307.34 = 18,452.78/x
  3. Step 3: Cross multiply
    26,907.02x = 40,307.34 × 18,452.78
  4. Step 4: Simplify right side
    26,907.02x = 743,782,477.41
  5. Step 5: Solve for x
    x = 743,782,477.41/26,907.02
  6. Step 6: Final answer
    x = 27,642.69

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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.