Home / 31,464.06-43,420.70-17,317.23

Finding the Fourth Proportional to 31,464.06, 43,420.70 and 17,317.23

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Solution

The fourth proportional to 31,464.06, 43,420.70 and 17,317.23 is: 23,897.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,464.06 : 43,420.70 = 17,317.23 : x
  2. Step 2: Convert to fraction form
    31,464.06/43,420.70 = 17,317.23/x
  3. Step 3: Cross multiply
    31,464.06x = 43,420.70 × 17,317.23
  4. Step 4: Simplify right side
    31,464.06x = 751,926,248.66
  5. Step 5: Solve for x
    x = 751,926,248.66/31,464.06
  6. Step 6: Final answer
    x = 23,897.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.