Home / 14,971.02-20,660.85-8,597.54

Finding the Fourth Proportional to 14,971.02, 20,660.85 and 8,597.54

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Solution

The fourth proportional to 14,971.02, 20,660.85 and 8,597.54 is: 11,865.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,971.02 : 20,660.85 = 8,597.54 : x
  2. Step 2: Convert to fraction form
    14,971.02/20,660.85 = 8,597.54/x
  3. Step 3: Cross multiply
    14,971.02x = 20,660.85 × 8,597.54
  4. Step 4: Simplify right side
    14,971.02x = 177,632,484.31
  5. Step 5: Solve for x
    x = 177,632,484.31/14,971.02
  6. Step 6: Final answer
    x = 11,865.09

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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.