Home / 26,698.02-40,022.88-12,649.32

Finding the Fourth Proportional to 26,698.02, 40,022.88 and 12,649.32

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Solution

The fourth proportional to 26,698.02, 40,022.88 and 12,649.32 is: 18,962.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,698.02 : 40,022.88 = 12,649.32 : x
  2. Step 2: Convert to fraction form
    26,698.02/40,022.88 = 12,649.32/x
  3. Step 3: Cross multiply
    26,698.02x = 40,022.88 × 12,649.32
  4. Step 4: Simplify right side
    26,698.02x = 506,262,216.44
  5. Step 5: Solve for x
    x = 506,262,216.44/26,698.02
  6. Step 6: Final answer
    x = 18,962.54

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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.