Home / 14,925.45-20,597.39-8,211.04

Finding the Fourth Proportional to 14,925.45, 20,597.39 and 8,211.04

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Solution

The fourth proportional to 14,925.45, 20,597.39 and 8,211.04 is: 11,331.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,925.45 : 20,597.39 = 8,211.04 : x
  2. Step 2: Convert to fraction form
    14,925.45/20,597.39 = 8,211.04/x
  3. Step 3: Cross multiply
    14,925.45x = 20,597.39 × 8,211.04
  4. Step 4: Simplify right side
    14,925.45x = 169,125,993.19
  5. Step 5: Solve for x
    x = 169,125,993.19/14,925.45
  6. Step 6: Final answer
    x = 11,331.38

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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.