Home / 15,629.94-23,435.10-6,740.46

Finding the Fourth Proportional to 15,629.94, 23,435.10 and 6,740.46

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Solution

The fourth proportional to 15,629.94, 23,435.10 and 6,740.46 is: 10,106.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,629.94 : 23,435.10 = 6,740.46 : x
  2. Step 2: Convert to fraction form
    15,629.94/23,435.10 = 6,740.46/x
  3. Step 3: Cross multiply
    15,629.94x = 23,435.10 × 6,740.46
  4. Step 4: Simplify right side
    15,629.94x = 157,963,354.15
  5. Step 5: Solve for x
    x = 157,963,354.15/15,629.94
  6. Step 6: Final answer
    x = 10,106.46

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1.5x scale

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.