Home / 30,849.39-42,571.98-16,701.93

Finding the Fourth Proportional to 30,849.39, 42,571.98 and 16,701.93

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Solution

The fourth proportional to 30,849.39, 42,571.98 and 16,701.93 is: 23,048.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,849.39 : 42,571.98 = 16,701.93 : x
  2. Step 2: Convert to fraction form
    30,849.39/42,571.98 = 16,701.93/x
  3. Step 3: Cross multiply
    30,849.39x = 42,571.98 × 16,701.93
  4. Step 4: Simplify right side
    30,849.39x = 711,034,229.92
  5. Step 5: Solve for x
    x = 711,034,229.92/30,849.39
  6. Step 6: Final answer
    x = 23,048.57

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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.