Home / 14,080.19-21,117.22-4,216.82

Finding the Fourth Proportional to 14,080.19, 21,117.22 and 4,216.82

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Solution

The fourth proportional to 14,080.19, 21,117.22 and 4,216.82 is: 6,324.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.19 : 21,117.22 = 4,216.82 : x
  2. Step 2: Convert to fraction form
    14,080.19/21,117.22 = 4,216.82/x
  3. Step 3: Cross multiply
    14,080.19x = 21,117.22 × 4,216.82
  4. Step 4: Simplify right side
    14,080.19x = 89,047,399.51
  5. Step 5: Solve for x
    x = 89,047,399.51/14,080.19
  6. Step 6: Final answer
    x = 6,324.31

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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.