Home / 14,182.90-19,559.66-8,878.20

Finding the Fourth Proportional to 14,182.90, 19,559.66 and 8,878.20

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Solution

The fourth proportional to 14,182.90, 19,559.66 and 8,878.20 is: 12,243.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.90 : 19,559.66 = 8,878.20 : x
  2. Step 2: Convert to fraction form
    14,182.90/19,559.66 = 8,878.20/x
  3. Step 3: Cross multiply
    14,182.90x = 19,559.66 × 8,878.20
  4. Step 4: Simplify right side
    14,182.90x = 173,654,573.41
  5. Step 5: Solve for x
    x = 173,654,573.41/14,182.90
  6. Step 6: Final answer
    x = 12,243.94

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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.