Home / 28,408.56-39,201.48-16,468.08

Finding the Fourth Proportional to 28,408.56, 39,201.48 and 16,468.08

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Solution

The fourth proportional to 28,408.56, 39,201.48 and 16,468.08 is: 22,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,408.56 : 39,201.48 = 16,468.08 : x
  2. Step 2: Convert to fraction form
    28,408.56/39,201.48 = 16,468.08/x
  3. Step 3: Cross multiply
    28,408.56x = 39,201.48 × 16,468.08
  4. Step 4: Simplify right side
    28,408.56x = 645,573,108.76
  5. Step 5: Solve for x
    x = 645,573,108.76/28,408.56
  6. Step 6: Final answer
    x = 22,724.60

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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.