Home / 14,317.50-19,758.15-8,029.88

Finding the Fourth Proportional to 14,317.50, 19,758.15 and 8,029.88

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Solution

The fourth proportional to 14,317.50, 19,758.15 and 8,029.88 is: 11,081.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,317.50 : 19,758.15 = 8,029.88 : x
  2. Step 2: Convert to fraction form
    14,317.50/19,758.15 = 8,029.88/x
  3. Step 3: Cross multiply
    14,317.50x = 19,758.15 × 8,029.88
  4. Step 4: Simplify right side
    14,317.50x = 158,655,474.73
  5. Step 5: Solve for x
    x = 158,655,474.73/14,317.50
  6. Step 6: Final answer
    x = 11,081.23

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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.