Home / 14,925.44-20,597.61-8,211.35

Finding the Fourth Proportional to 14,925.44, 20,597.61 and 8,211.35

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Solution

The fourth proportional to 14,925.44, 20,597.61 and 8,211.35 is: 11,331.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,925.44 : 20,597.61 = 8,211.35 : x
  2. Step 2: Convert to fraction form
    14,925.44/20,597.61 = 8,211.35/x
  3. Step 3: Cross multiply
    14,925.44x = 20,597.61 × 8,211.35
  4. Step 4: Simplify right side
    14,925.44x = 169,134,081.89
  5. Step 5: Solve for x
    x = 169,134,081.89/14,925.44
  6. Step 6: Final answer
    x = 11,331.94

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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.