Home / 23,482.51-32,405.68-12,872.12

Finding the Fourth Proportional to 23,482.51, 32,405.68 and 12,872.12

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Solution

The fourth proportional to 23,482.51, 32,405.68 and 12,872.12 is: 17,763.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,482.51 : 32,405.68 = 12,872.12 : x
  2. Step 2: Convert to fraction form
    23,482.51/32,405.68 = 12,872.12/x
  3. Step 3: Cross multiply
    23,482.51x = 32,405.68 × 12,872.12
  4. Step 4: Simplify right side
    23,482.51x = 417,129,801.64
  5. Step 5: Solve for x
    x = 417,129,801.64/23,482.51
  6. Step 6: Final answer
    x = 17,763.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.