Home / 46,632.80-69,921.44-18,537.76

Finding the Fourth Proportional to 46,632.80, 69,921.44 and 18,537.76

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Solution

The fourth proportional to 46,632.80, 69,921.44 and 18,537.76 is: 27,795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,632.80 : 69,921.44 = 18,537.76 : x
  2. Step 2: Convert to fraction form
    46,632.80/69,921.44 = 18,537.76/x
  3. Step 3: Cross multiply
    46,632.80x = 69,921.44 × 18,537.76
  4. Step 4: Simplify right side
    46,632.80x = 1,296,186,873.57
  5. Step 5: Solve for x
    x = 1,296,186,873.57/46,632.80
  6. Step 6: Final answer
    x = 27,795.60

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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.