Home / 30,860.46-42,587.46-16,713.27

Finding the Fourth Proportional to 30,860.46, 42,587.46 and 16,713.27

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Solution

The fourth proportional to 30,860.46, 42,587.46 and 16,713.27 is: 23,064.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,860.46 : 42,587.46 = 16,713.27 : x
  2. Step 2: Convert to fraction form
    30,860.46/42,587.46 = 16,713.27/x
  3. Step 3: Cross multiply
    30,860.46x = 42,587.46 × 16,713.27
  4. Step 4: Simplify right side
    30,860.46x = 711,775,717.59
  5. Step 5: Solve for x
    x = 711,775,717.59/30,860.46
  6. Step 6: Final answer
    x = 23,064.33

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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.