Home / 14,084.82-21,130.74-4,224.29

Finding the Fourth Proportional to 14,084.82, 21,130.74 and 4,224.29

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Solution

The fourth proportional to 14,084.82, 21,130.74 and 4,224.29 is: 6,337.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.82 : 21,130.74 = 4,224.29 : x
  2. Step 2: Convert to fraction form
    14,084.82/21,130.74 = 4,224.29/x
  3. Step 3: Cross multiply
    14,084.82x = 21,130.74 × 4,224.29
  4. Step 4: Simplify right side
    14,084.82x = 89,262,268.02
  5. Step 5: Solve for x
    x = 89,262,268.02/14,084.82
  6. Step 6: Final answer
    x = 6,337.48

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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.