Home / 13,523.49-20,287.98-5,732.28

Finding the Fourth Proportional to 13,523.49, 20,287.98 and 5,732.28

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Solution

The fourth proportional to 13,523.49, 20,287.98 and 5,732.28 is: 8,599.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523.49 : 20,287.98 = 5,732.28 : x
  2. Step 2: Convert to fraction form
    13,523.49/20,287.98 = 5,732.28/x
  3. Step 3: Cross multiply
    13,523.49x = 20,287.98 × 5,732.28
  4. Step 4: Simplify right side
    13,523.49x = 116,296,381.99
  5. Step 5: Solve for x
    x = 116,296,381.99/13,523.49
  6. Step 6: Final answer
    x = 8,599.58

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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.