Home / 21,735.63-32,602.37-12,734.85

Finding the Fourth Proportional to 21,735.63, 32,602.37 and 12,734.85

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Solution

The fourth proportional to 21,735.63, 32,602.37 and 12,734.85 is: 19,101.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735.63 : 32,602.37 = 12,734.85 : x
  2. Step 2: Convert to fraction form
    21,735.63/32,602.37 = 12,734.85/x
  3. Step 3: Cross multiply
    21,735.63x = 32,602.37 × 12,734.85
  4. Step 4: Simplify right side
    21,735.63x = 415,186,182.55
  5. Step 5: Solve for x
    x = 415,186,182.55/21,735.63
  6. Step 6: Final answer
    x = 19,101.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.