Home / 38,464.80-57,693.60-10,762.08

Finding the Fourth Proportional to 38,464.80, 57,693.60 and 10,762.08

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Solution

The fourth proportional to 38,464.80, 57,693.60 and 10,762.08 is: 16,142.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,464.80 : 57,693.60 = 10,762.08 : x
  2. Step 2: Convert to fraction form
    38,464.80/57,693.60 = 10,762.08/x
  3. Step 3: Cross multiply
    38,464.80x = 57,693.60 × 10,762.08
  4. Step 4: Simplify right side
    38,464.80x = 620,903,138.69
  5. Step 5: Solve for x
    x = 620,903,138.69/38,464.80
  6. Step 6: Final answer
    x = 16,142.11

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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.