Home / 29,688.02-40,969.52-16,076.21

Finding the Fourth Proportional to 29,688.02, 40,969.52 and 16,076.21

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Solution

The fourth proportional to 29,688.02, 40,969.52 and 16,076.21 is: 22,185.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,688.02 : 40,969.52 = 16,076.21 : x
  2. Step 2: Convert to fraction form
    29,688.02/40,969.52 = 16,076.21/x
  3. Step 3: Cross multiply
    29,688.02x = 40,969.52 × 16,076.21
  4. Step 4: Simplify right side
    29,688.02x = 658,634,442.46
  5. Step 5: Solve for x
    x = 658,634,442.46/29,688.02
  6. Step 6: Final answer
    x = 22,185.20

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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.