Home / 21,532.08-32,297.76-6,740.85

Finding the Fourth Proportional to 21,532.08, 32,297.76 and 6,740.85

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Solution

The fourth proportional to 21,532.08, 32,297.76 and 6,740.85 is: 10,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,532.08 : 32,297.76 = 6,740.85 : x
  2. Step 2: Convert to fraction form
    21,532.08/32,297.76 = 6,740.85/x
  3. Step 3: Cross multiply
    21,532.08x = 32,297.76 × 6,740.85
  4. Step 4: Simplify right side
    21,532.08x = 217,714,355.50
  5. Step 5: Solve for x
    x = 217,714,355.50/21,532.08
  6. Step 6: Final answer
    x = 10,111.16

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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.