Home / 28,606.58-39,480.95-16,673.66

Finding the Fourth Proportional to 28,606.58, 39,480.95 and 16,673.66

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Solution

The fourth proportional to 28,606.58, 39,480.95 and 16,673.66 is: 23,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,606.58 : 39,480.95 = 16,673.66 : x
  2. Step 2: Convert to fraction form
    28,606.58/39,480.95 = 16,673.66/x
  3. Step 3: Cross multiply
    28,606.58x = 39,480.95 × 16,673.66
  4. Step 4: Simplify right side
    28,606.58x = 658,291,853.41
  5. Step 5: Solve for x
    x = 658,291,853.41/28,606.58
  6. Step 6: Final answer
    x = 23,011.90

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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.