Home / 14,235.16-21,326.82-13,924.12

Finding the Fourth Proportional to 14,235.16, 21,326.82 and 13,924.12

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Solution

The fourth proportional to 14,235.16, 21,326.82 and 13,924.12 is: 20,860.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.16 : 21,326.82 = 13,924.12 : x
  2. Step 2: Convert to fraction form
    14,235.16/21,326.82 = 13,924.12/x
  3. Step 3: Cross multiply
    14,235.16x = 21,326.82 × 13,924.12
  4. Step 4: Simplify right side
    14,235.16x = 296,957,200.90
  5. Step 5: Solve for x
    x = 296,957,200.90/14,235.16
  6. Step 6: Final answer
    x = 20,860.83

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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.