Home / 31,662.51-43,692.93-17,514.45

Finding the Fourth Proportional to 31,662.51, 43,692.93 and 17,514.45

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Solution

The fourth proportional to 31,662.51, 43,692.93 and 17,514.45 is: 24,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,662.51 : 43,692.93 = 17,514.45 : x
  2. Step 2: Convert to fraction form
    31,662.51/43,692.93 = 17,514.45/x
  3. Step 3: Cross multiply
    31,662.51x = 43,692.93 × 17,514.45
  4. Step 4: Simplify right side
    31,662.51x = 765,257,637.84
  5. Step 5: Solve for x
    x = 765,257,637.84/31,662.51
  6. Step 6: Final answer
    x = 24,169.20

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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.