Home / 14,073.18-19,421.85-8,104.74

Finding the Fourth Proportional to 14,073.18, 19,421.85 and 8,104.74

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Solution

The fourth proportional to 14,073.18, 19,421.85 and 8,104.74 is: 11,185.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.18 : 19,421.85 = 8,104.74 : x
  2. Step 2: Convert to fraction form
    14,073.18/19,421.85 = 8,104.74/x
  3. Step 3: Cross multiply
    14,073.18x = 19,421.85 × 8,104.74
  4. Step 4: Simplify right side
    14,073.18x = 157,409,044.57
  5. Step 5: Solve for x
    x = 157,409,044.57/14,073.18
  6. Step 6: Final answer
    x = 11,185.04

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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.