Home / 30,369.84-41,909.22-16,941.66

Finding the Fourth Proportional to 30,369.84, 41,909.22 and 16,941.66

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Solution

The fourth proportional to 30,369.84, 41,909.22 and 16,941.66 is: 23,378.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,369.84 : 41,909.22 = 16,941.66 : x
  2. Step 2: Convert to fraction form
    30,369.84/41,909.22 = 16,941.66/x
  3. Step 3: Cross multiply
    30,369.84x = 41,909.22 × 16,941.66
  4. Step 4: Simplify right side
    30,369.84x = 710,011,756.11
  5. Step 5: Solve for x
    x = 710,011,756.11/30,369.84
  6. Step 6: Final answer
    x = 23,378.84

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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.