Home / 14,970.18-20,660.23-8,597.61

Finding the Fourth Proportional to 14,970.18, 20,660.23 and 8,597.61

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Solution

The fourth proportional to 14,970.18, 20,660.23 and 8,597.61 is: 11,865.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970.18 : 20,660.23 = 8,597.61 : x
  2. Step 2: Convert to fraction form
    14,970.18/20,660.23 = 8,597.61/x
  3. Step 3: Cross multiply
    14,970.18x = 20,660.23 × 8,597.61
  4. Step 4: Simplify right side
    14,970.18x = 177,628,600.05
  5. Step 5: Solve for x
    x = 177,628,600.05/14,970.18
  6. Step 6: Final answer
    x = 11,865.50

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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.