Home / 40,669.38-60,915.21-16,904.88

Finding the Fourth Proportional to 40,669.38, 60,915.21 and 16,904.88

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Solution

The fourth proportional to 40,669.38, 60,915.21 and 16,904.88 is: 25,320.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,669.38 : 60,915.21 = 16,904.88 : x
  2. Step 2: Convert to fraction form
    40,669.38/60,915.21 = 16,904.88/x
  3. Step 3: Cross multiply
    40,669.38x = 60,915.21 × 16,904.88
  4. Step 4: Simplify right side
    40,669.38x = 1,029,764,315.22
  5. Step 5: Solve for x
    x = 1,029,764,315.22/40,669.38
  6. Step 6: Final answer
    x = 25,320.38

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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.