Home / 30,849.13-42,571.82-16,701.98

Finding the Fourth Proportional to 30,849.13, 42,571.82 and 16,701.98

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Solution

The fourth proportional to 30,849.13, 42,571.82 and 16,701.98 is: 23,048.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,849.13 : 42,571.82 = 16,701.98 : x
  2. Step 2: Convert to fraction form
    30,849.13/42,571.82 = 16,701.98/x
  3. Step 3: Cross multiply
    30,849.13x = 42,571.82 × 16,701.98
  4. Step 4: Simplify right side
    30,849.13x = 711,033,602.69
  5. Step 5: Solve for x
    x = 711,033,602.69/30,849.13
  6. Step 6: Final answer
    x = 23,048.74

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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.