Home / 14,523.48-21,772.08-5,287.32

Finding the Fourth Proportional to 14,523.48, 21,772.08 and 5,287.32

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Solution

The fourth proportional to 14,523.48, 21,772.08 and 5,287.32 is: 7,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.48 : 21,772.08 = 5,287.32 : x
  2. Step 2: Convert to fraction form
    14,523.48/21,772.08 = 5,287.32/x
  3. Step 3: Cross multiply
    14,523.48x = 21,772.08 × 5,287.32
  4. Step 4: Simplify right side
    14,523.48x = 115,115,954.03
  5. Step 5: Solve for x
    x = 115,115,954.03/14,523.48
  6. Step 6: Final answer
    x = 7,926.20

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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.