Home / 46,189.81-69,284.73-11,129.47

Finding the Fourth Proportional to 46,189.81, 69,284.73 and 11,129.47

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Solution

The fourth proportional to 46,189.81, 69,284.73 and 11,129.47 is: 16,694.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,189.81 : 69,284.73 = 11,129.47 : x
  2. Step 2: Convert to fraction form
    46,189.81/69,284.73 = 11,129.47/x
  3. Step 3: Cross multiply
    46,189.81x = 69,284.73 × 11,129.47
  4. Step 4: Simplify right side
    46,189.81x = 771,102,323.99
  5. Step 5: Solve for x
    x = 771,102,323.99/46,189.81
  6. Step 6: Final answer
    x = 16,694.21

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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.