Home / 14,132.70-21,203.16-4,273.44

Finding the Fourth Proportional to 14,132.70, 21,203.16 and 4,273.44

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Solution

The fourth proportional to 14,132.70, 21,203.16 and 4,273.44 is: 6,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.70 : 21,203.16 = 4,273.44 : x
  2. Step 2: Convert to fraction form
    14,132.70/21,203.16 = 4,273.44/x
  3. Step 3: Cross multiply
    14,132.70x = 21,203.16 × 4,273.44
  4. Step 4: Simplify right side
    14,132.70x = 90,610,432.07
  5. Step 5: Solve for x
    x = 90,610,432.07/14,132.70
  6. Step 6: Final answer
    x = 6,411.40

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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.