Home / 31,579.98-43,574.54-17,967.23

Finding the Fourth Proportional to 31,579.98, 43,574.54 and 17,967.23

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Solution

The fourth proportional to 31,579.98, 43,574.54 and 17,967.23 is: 24,791.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,579.98 : 43,574.54 = 17,967.23 : x
  2. Step 2: Convert to fraction form
    31,579.98/43,574.54 = 17,967.23/x
  3. Step 3: Cross multiply
    31,579.98x = 43,574.54 × 17,967.23
  4. Step 4: Simplify right side
    31,579.98x = 782,913,609.37
  5. Step 5: Solve for x
    x = 782,913,609.37/31,579.98
  6. Step 6: Final answer
    x = 24,791.45

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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.