Home / 45,184.79-67,781.69-16,729.34

Finding the Fourth Proportional to 45,184.79, 67,781.69 and 16,729.34

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Solution

The fourth proportional to 45,184.79, 67,781.69 and 16,729.34 is: 25,095.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,184.79 : 67,781.69 = 16,729.34 : x
  2. Step 2: Convert to fraction form
    45,184.79/67,781.69 = 16,729.34/x
  3. Step 3: Cross multiply
    45,184.79x = 67,781.69 × 16,729.34
  4. Step 4: Simplify right side
    45,184.79x = 1,133,942,530.91
  5. Step 5: Solve for x
    x = 1,133,942,530.91/45,184.79
  6. Step 6: Final answer
    x = 25,095.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.