Home / 14,260.48-21,387.84-9,917.44

Finding the Fourth Proportional to 14,260.48, 21,387.84 and 9,917.44

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Solution

The fourth proportional to 14,260.48, 21,387.84 and 9,917.44 is: 14,874.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.48 : 21,387.84 = 9,917.44 : x
  2. Step 2: Convert to fraction form
    14,260.48/21,387.84 = 9,917.44/x
  3. Step 3: Cross multiply
    14,260.48x = 21,387.84 × 9,917.44
  4. Step 4: Simplify right side
    14,260.48x = 212,112,619.93
  5. Step 5: Solve for x
    x = 212,112,619.93/14,260.48
  6. Step 6: Final answer
    x = 14,874.16

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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.