Home / 14,482.28-19,986.16-8,194.66

Finding the Fourth Proportional to 14,482.28, 19,986.16 and 8,194.66

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Solution

The fourth proportional to 14,482.28, 19,986.16 and 8,194.66 is: 11,308.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.28 : 19,986.16 = 8,194.66 : x
  2. Step 2: Convert to fraction form
    14,482.28/19,986.16 = 8,194.66/x
  3. Step 3: Cross multiply
    14,482.28x = 19,986.16 × 8,194.66
  4. Step 4: Simplify right side
    14,482.28x = 163,779,785.91
  5. Step 5: Solve for x
    x = 163,779,785.91/14,482.28
  6. Step 6: Final answer
    x = 11,308.98

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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.