Home / 28,031.08-38,692.26-16,704.13

Finding the Fourth Proportional to 28,031.08, 38,692.26 and 16,704.13

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Solution

The fourth proportional to 28,031.08, 38,692.26 and 16,704.13 is: 23,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,031.08 : 38,692.26 = 16,704.13 : x
  2. Step 2: Convert to fraction form
    28,031.08/38,692.26 = 16,704.13/x
  3. Step 3: Cross multiply
    28,031.08x = 38,692.26 × 16,704.13
  4. Step 4: Simplify right side
    28,031.08x = 646,320,402.54
  5. Step 5: Solve for x
    x = 646,320,402.54/28,031.08
  6. Step 6: Final answer
    x = 23,057.28

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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.