Home / 14,482.12-19,986.06-8,196.52

Finding the Fourth Proportional to 14,482.12, 19,986.06 and 8,196.52

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Solution

The fourth proportional to 14,482.12, 19,986.06 and 8,196.52 is: 11,311.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.12 : 19,986.06 = 8,196.52 : x
  2. Step 2: Convert to fraction form
    14,482.12/19,986.06 = 8,196.52/x
  3. Step 3: Cross multiply
    14,482.12x = 19,986.06 × 8,196.52
  4. Step 4: Simplify right side
    14,482.12x = 163,816,140.51
  5. Step 5: Solve for x
    x = 163,816,140.51/14,482.12
  6. Step 6: Final answer
    x = 11,311.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.