Home / 31,150.53-46,698.01-11,424.51

Finding the Fourth Proportional to 31,150.53, 46,698.01 and 11,424.51

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Solution

The fourth proportional to 31,150.53, 46,698.01 and 11,424.51 is: 17,126.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,150.53 : 46,698.01 = 11,424.51 : x
  2. Step 2: Convert to fraction form
    31,150.53/46,698.01 = 11,424.51/x
  3. Step 3: Cross multiply
    31,150.53x = 46,698.01 × 11,424.51
  4. Step 4: Simplify right side
    31,150.53x = 533,501,853.66
  5. Step 5: Solve for x
    x = 533,501,853.66/31,150.53
  6. Step 6: Final answer
    x = 17,126.57

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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.