Home / 47,758.90-65,907.60-29,864.38

Finding the Fourth Proportional to 47,758.90, 65,907.60 and 29,864.38

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Solution

The fourth proportional to 47,758.90, 65,907.60 and 29,864.38 is: 41,213.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,758.90 : 65,907.60 = 29,864.38 : x
  2. Step 2: Convert to fraction form
    47,758.90/65,907.60 = 29,864.38/x
  3. Step 3: Cross multiply
    47,758.90x = 65,907.60 × 29,864.38
  4. Step 4: Simplify right side
    47,758.90x = 1,968,289,611.29
  5. Step 5: Solve for x
    x = 1,968,289,611.29/47,758.90
  6. Step 6: Final answer
    x = 41,213.04

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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.