Home / 31,213.82-46,798.86-11,489.82

Finding the Fourth Proportional to 31,213.82, 46,798.86 and 11,489.82

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Solution

The fourth proportional to 31,213.82, 46,798.86 and 11,489.82 is: 17,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,213.82 : 46,798.86 = 11,489.82 : x
  2. Step 2: Convert to fraction form
    31,213.82/46,798.86 = 11,489.82/x
  3. Step 3: Cross multiply
    31,213.82x = 46,798.86 × 11,489.82
  4. Step 4: Simplify right side
    31,213.82x = 537,710,345.20
  5. Step 5: Solve for x
    x = 537,710,345.20/31,213.82
  6. Step 6: Final answer
    x = 17,226.67

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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.