Home / 16,551.54-24,827.28-7,780.02

Finding the Fourth Proportional to 16,551.54, 24,827.28 and 7,780.02

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Solution

The fourth proportional to 16,551.54, 24,827.28 and 7,780.02 is: 11,670.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,551.54 : 24,827.28 = 7,780.02 : x
  2. Step 2: Convert to fraction form
    16,551.54/24,827.28 = 7,780.02/x
  3. Step 3: Cross multiply
    16,551.54x = 24,827.28 × 7,780.02
  4. Step 4: Simplify right side
    16,551.54x = 193,156,734.95
  5. Step 5: Solve for x
    x = 193,156,734.95/16,551.54
  6. Step 6: Final answer
    x = 11,670.02

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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.