Home / 16,518.76-24,777.84-6,657.82

Finding the Fourth Proportional to 16,518.76, 24,777.84 and 6,657.82

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Solution

The fourth proportional to 16,518.76, 24,777.84 and 6,657.82 is: 9,986.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,518.76 : 24,777.84 = 6,657.82 : x
  2. Step 2: Convert to fraction form
    16,518.76/24,777.84 = 6,657.82/x
  3. Step 3: Cross multiply
    16,518.76x = 24,777.84 × 6,657.82
  4. Step 4: Simplify right side
    16,518.76x = 164,966,398.71
  5. Step 5: Solve for x
    x = 164,966,398.71/16,518.76
  6. Step 6: Final answer
    x = 9,986.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.