Home / 30,332.58-41,857.82-16,903.12

Finding the Fourth Proportional to 30,332.58, 41,857.82 and 16,903.12

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Solution

The fourth proportional to 30,332.58, 41,857.82 and 16,903.12 is: 23,325.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,332.58 : 41,857.82 = 16,903.12 : x
  2. Step 2: Convert to fraction form
    30,332.58/41,857.82 = 16,903.12/x
  3. Step 3: Cross multiply
    30,332.58x = 41,857.82 × 16,903.12
  4. Step 4: Simplify right side
    30,332.58x = 707,527,754.40
  5. Step 5: Solve for x
    x = 707,527,754.40/30,332.58
  6. Step 6: Final answer
    x = 23,325.67

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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.