Home / 14,292.68-21,442.10-4,431.76

Finding the Fourth Proportional to 14,292.68, 21,442.10 and 4,431.76

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Solution

The fourth proportional to 14,292.68, 21,442.10 and 4,431.76 is: 6,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.68 : 21,442.10 = 4,431.76 : x
  2. Step 2: Convert to fraction form
    14,292.68/21,442.10 = 4,431.76/x
  3. Step 3: Cross multiply
    14,292.68x = 21,442.10 × 4,431.76
  4. Step 4: Simplify right side
    14,292.68x = 95,026,241.10
  5. Step 5: Solve for x
    x = 95,026,241.10/14,292.68
  6. Step 6: Final answer
    x = 6,648.60

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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.