Home / 46,930.37-70,395.78-11,870.06

Finding the Fourth Proportional to 46,930.37, 70,395.78 and 11,870.06

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Solution

The fourth proportional to 46,930.37, 70,395.78 and 11,870.06 is: 17,805.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,930.37 : 70,395.78 = 11,870.06 : x
  2. Step 2: Convert to fraction form
    46,930.37/70,395.78 = 11,870.06/x
  3. Step 3: Cross multiply
    46,930.37x = 70,395.78 × 11,870.06
  4. Step 4: Simplify right side
    46,930.37x = 835,601,780.37
  5. Step 5: Solve for x
    x = 835,601,780.37/46,930.37
  6. Step 6: Final answer
    x = 17,805.14

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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.