Home / 23,071.41-31,837.79-14,578.09

Finding the Fourth Proportional to 23,071.41, 31,837.79 and 14,578.09

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Solution

The fourth proportional to 23,071.41, 31,837.79 and 14,578.09 is: 20,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,071.41 : 31,837.79 = 14,578.09 : x
  2. Step 2: Convert to fraction form
    23,071.41/31,837.79 = 14,578.09/x
  3. Step 3: Cross multiply
    23,071.41x = 31,837.79 × 14,578.09
  4. Step 4: Simplify right side
    23,071.41x = 464,134,124.87
  5. Step 5: Solve for x
    x = 464,134,124.87/23,071.41
  6. Step 6: Final answer
    x = 20,117.28

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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.