Home / 14,222.31-21,326.44-4,359.21

Finding the Fourth Proportional to 14,222.31, 21,326.44 and 4,359.21

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Solution

The fourth proportional to 14,222.31, 21,326.44 and 4,359.21 is: 6,536.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.31 : 21,326.44 = 4,359.21 : x
  2. Step 2: Convert to fraction form
    14,222.31/21,326.44 = 4,359.21/x
  3. Step 3: Cross multiply
    14,222.31x = 21,326.44 × 4,359.21
  4. Step 4: Simplify right side
    14,222.31x = 92,966,430.51
  5. Step 5: Solve for x
    x = 92,966,430.51/14,222.31
  6. Step 6: Final answer
    x = 6,536.66

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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.