Home / 29,442.40-40,629.65-16,696.75

Finding the Fourth Proportional to 29,442.40, 40,629.65 and 16,696.75

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Solution

The fourth proportional to 29,442.40, 40,629.65 and 16,696.75 is: 23,041.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,442.40 : 40,629.65 = 16,696.75 : x
  2. Step 2: Convert to fraction form
    29,442.40/40,629.65 = 16,696.75/x
  3. Step 3: Cross multiply
    29,442.40x = 40,629.65 × 16,696.75
  4. Step 4: Simplify right side
    29,442.40x = 678,382,923.58
  5. Step 5: Solve for x
    x = 678,382,923.58/29,442.40
  6. Step 6: Final answer
    x = 23,041.02

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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.