Home / 31,000.05-46,473.95-13,456.67

Finding the Fourth Proportional to 31,000.05, 46,473.95 and 13,456.67

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Solution

The fourth proportional to 31,000.05, 46,473.95 and 13,456.67 is: 20,173.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,000.05 : 46,473.95 = 13,456.67 : x
  2. Step 2: Convert to fraction form
    31,000.05/46,473.95 = 13,456.67/x
  3. Step 3: Cross multiply
    31,000.05x = 46,473.95 × 13,456.67
  4. Step 4: Simplify right side
    31,000.05x = 625,384,309.09
  5. Step 5: Solve for x
    x = 625,384,309.09/31,000.05
  6. Step 6: Final answer
    x = 20,173.65

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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.