Home / 15,482.00-23,214.80-6,121.64

Finding the Fourth Proportional to 15,482.00, 23,214.80 and 6,121.64

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Solution

The fourth proportional to 15,482.00, 23,214.80 and 6,121.64 is: 9,179.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,482.00 : 23,214.80 = 6,121.64 : x
  2. Step 2: Convert to fraction form
    15,482.00/23,214.80 = 6,121.64/x
  3. Step 3: Cross multiply
    15,482.00x = 23,214.80 × 6,121.64
  4. Step 4: Simplify right side
    15,482.00x = 142,112,721.61
  5. Step 5: Solve for x
    x = 142,112,721.61/15,482.00
  6. Step 6: Final answer
    x = 9,179.22

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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.