Home / 15,536.03-21,549.56-14,975.62

Finding the Fourth Proportional to 15,536.03, 21,549.56 and 14,975.62

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Solution

The fourth proportional to 15,536.03, 21,549.56 and 14,975.62 is: 20,772.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,536.03 : 21,549.56 = 14,975.62 : x
  2. Step 2: Convert to fraction form
    15,536.03/21,549.56 = 14,975.62/x
  3. Step 3: Cross multiply
    15,536.03x = 21,549.56 × 14,975.62
  4. Step 4: Simplify right side
    15,536.03x = 322,717,892.98
  5. Step 5: Solve for x
    x = 322,717,892.98/15,536.03
  6. Step 6: Final answer
    x = 20,772.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.