Home / 16,381.32-24,573.60-6,518.40

Finding the Fourth Proportional to 16,381.32, 24,573.60 and 6,518.40

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Solution

The fourth proportional to 16,381.32, 24,573.60 and 6,518.40 is: 9,778.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,381.32 : 24,573.60 = 6,518.40 : x
  2. Step 2: Convert to fraction form
    16,381.32/24,573.60 = 6,518.40/x
  3. Step 3: Cross multiply
    16,381.32x = 24,573.60 × 6,518.40
  4. Step 4: Simplify right side
    16,381.32x = 160,180,554.24
  5. Step 5: Solve for x
    x = 160,180,554.24/16,381.32
  6. Step 6: Final answer
    x = 9,778.24

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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.