Home / 14,064.76-19,417.79-8,766.75

Finding the Fourth Proportional to 14,064.76, 19,417.79 and 8,766.75

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Solution

The fourth proportional to 14,064.76, 19,417.79 and 8,766.75 is: 12,103.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064.76 : 19,417.79 = 8,766.75 : x
  2. Step 2: Convert to fraction form
    14,064.76/19,417.79 = 8,766.75/x
  3. Step 3: Cross multiply
    14,064.76x = 19,417.79 × 8,766.75
  4. Step 4: Simplify right side
    14,064.76x = 170,231,005.22
  5. Step 5: Solve for x
    x = 170,231,005.22/14,064.76
  6. Step 6: Final answer
    x = 12,103.37

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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.