Home / 31,206.44-46,815.74-11,485.16

Finding the Fourth Proportional to 31,206.44, 46,815.74 and 11,485.16

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Solution

The fourth proportional to 31,206.44, 46,815.74 and 11,485.16 is: 17,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,206.44 : 46,815.74 = 11,485.16 : x
  2. Step 2: Convert to fraction form
    31,206.44/46,815.74 = 11,485.16/x
  3. Step 3: Cross multiply
    31,206.44x = 46,815.74 × 11,485.16
  4. Step 4: Simplify right side
    31,206.44x = 537,686,264.42
  5. Step 5: Solve for x
    x = 537,686,264.42/31,206.44
  6. Step 6: Final answer
    x = 17,229.98

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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.