Home / 23,596.80-32,564.16-12,985.44

Finding the Fourth Proportional to 23,596.80, 32,564.16 and 12,985.44

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Solution

The fourth proportional to 23,596.80, 32,564.16 and 12,985.44 is: 17,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,596.80 : 32,564.16 = 12,985.44 : x
  2. Step 2: Convert to fraction form
    23,596.80/32,564.16 = 12,985.44/x
  3. Step 3: Cross multiply
    23,596.80x = 32,564.16 × 12,985.44
  4. Step 4: Simplify right side
    23,596.80x = 422,859,945.83
  5. Step 5: Solve for x
    x = 422,859,945.83/23,596.80
  6. Step 6: Final answer
    x = 17,920.22

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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.