Home / 21,837.16-32,758.62-7,800.04

Finding the Fourth Proportional to 21,837.16, 32,758.62 and 7,800.04

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Solution

The fourth proportional to 21,837.16, 32,758.62 and 7,800.04 is: 11,701.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,837.16 : 32,758.62 = 7,800.04 : x
  2. Step 2: Convert to fraction form
    21,837.16/32,758.62 = 7,800.04/x
  3. Step 3: Cross multiply
    21,837.16x = 32,758.62 × 7,800.04
  4. Step 4: Simplify right side
    21,837.16x = 255,518,546.34
  5. Step 5: Solve for x
    x = 255,518,546.34/21,837.16
  6. Step 6: Final answer
    x = 11,701.09

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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.