Home / 14,080.33-21,116.40-5,313.20

Finding the Fourth Proportional to 14,080.33, 21,116.40 and 5,313.20

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Solution

The fourth proportional to 14,080.33, 21,116.40 and 5,313.20 is: 7,968.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.33 : 21,116.40 = 5,313.20 : x
  2. Step 2: Convert to fraction form
    14,080.33/21,116.40 = 5,313.20/x
  3. Step 3: Cross multiply
    14,080.33x = 21,116.40 × 5,313.20
  4. Step 4: Simplify right side
    14,080.33x = 112,195,530.97
  5. Step 5: Solve for x
    x = 112,195,530.97/14,080.33
  6. Step 6: Final answer
    x = 7,968.25

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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.