Home / 29,730.21-41,028.01-16,985.07

Finding the Fourth Proportional to 29,730.21, 41,028.01 and 16,985.07

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Solution

The fourth proportional to 29,730.21, 41,028.01 and 16,985.07 is: 23,439.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,730.21 : 41,028.01 = 16,985.07 : x
  2. Step 2: Convert to fraction form
    29,730.21/41,028.01 = 16,985.07/x
  3. Step 3: Cross multiply
    29,730.21x = 41,028.01 × 16,985.07
  4. Step 4: Simplify right side
    29,730.21x = 696,863,621.81
  5. Step 5: Solve for x
    x = 696,863,621.81/29,730.21
  6. Step 6: Final answer
    x = 23,439.58

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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.