Home / 14,088.48-21,083.52-11,308.32

Finding the Fourth Proportional to 14,088.48, 21,083.52 and 11,308.32

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Solution

The fourth proportional to 14,088.48, 21,083.52 and 11,308.32 is: 16,922.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.48 : 21,083.52 = 11,308.32 : x
  2. Step 2: Convert to fraction form
    14,088.48/21,083.52 = 11,308.32/x
  3. Step 3: Cross multiply
    14,088.48x = 21,083.52 × 11,308.32
  4. Step 4: Simplify right side
    14,088.48x = 238,419,190.89
  5. Step 5: Solve for x
    x = 238,419,190.89/14,088.48
  6. Step 6: Final answer
    x = 16,922.99

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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.