Home / 15,453.16-23,179.80-4,361.08

Finding the Fourth Proportional to 15,453.16, 23,179.80 and 4,361.08

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Solution

The fourth proportional to 15,453.16, 23,179.80 and 4,361.08 is: 6,541.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,453.16 : 23,179.80 = 4,361.08 : x
  2. Step 2: Convert to fraction form
    15,453.16/23,179.80 = 4,361.08/x
  3. Step 3: Cross multiply
    15,453.16x = 23,179.80 × 4,361.08
  4. Step 4: Simplify right side
    15,453.16x = 101,088,962.18
  5. Step 5: Solve for x
    x = 101,088,962.18/15,453.16
  6. Step 6: Final answer
    x = 6,541.64

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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.