Home / 26,699.02-40,024.38-12,650.32

Finding the Fourth Proportional to 26,699.02, 40,024.38 and 12,650.32

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Solution

The fourth proportional to 26,699.02, 40,024.38 and 12,650.32 is: 18,964.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,699.02 : 40,024.38 = 12,650.32 : x
  2. Step 2: Convert to fraction form
    26,699.02/40,024.38 = 12,650.32/x
  3. Step 3: Cross multiply
    26,699.02x = 40,024.38 × 12,650.32
  4. Step 4: Simplify right side
    26,699.02x = 506,321,214.80
  5. Step 5: Solve for x
    x = 506,321,214.80/26,699.02
  6. Step 6: Final answer
    x = 18,964.04

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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.