Home / 14,946.35-20,625.15-8,230.70

Finding the Fourth Proportional to 14,946.35, 20,625.15 and 8,230.70

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Solution

The fourth proportional to 14,946.35, 20,625.15 and 8,230.70 is: 11,357.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946.35 : 20,625.15 = 8,230.70 : x
  2. Step 2: Convert to fraction form
    14,946.35/20,625.15 = 8,230.70/x
  3. Step 3: Cross multiply
    14,946.35x = 20,625.15 × 8,230.70
  4. Step 4: Simplify right side
    14,946.35x = 169,759,422.11
  5. Step 5: Solve for x
    x = 169,759,422.11/14,946.35
  6. Step 6: Final answer
    x = 11,357.92

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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.