Home / 14,073.12-21,085.44-9,326.32

Finding the Fourth Proportional to 14,073.12, 21,085.44 and 9,326.32

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Solution

The fourth proportional to 14,073.12, 21,085.44 and 9,326.32 is: 13,973.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.12 : 21,085.44 = 9,326.32 : x
  2. Step 2: Convert to fraction form
    14,073.12/21,085.44 = 9,326.32/x
  3. Step 3: Cross multiply
    14,073.12x = 21,085.44 × 9,326.32
  4. Step 4: Simplify right side
    14,073.12x = 196,649,560.78
  5. Step 5: Solve for x
    x = 196,649,560.78/14,073.12
  6. Step 6: Final answer
    x = 13,973.42

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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.