Home / 12,752.53-19,127.26-3,393.23

Finding the Fourth Proportional to 12,752.53, 19,127.26 and 3,393.23

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Solution

The fourth proportional to 12,752.53, 19,127.26 and 3,393.23 is: 5,089.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,752.53 : 19,127.26 = 3,393.23 : x
  2. Step 2: Convert to fraction form
    12,752.53/19,127.26 = 3,393.23/x
  3. Step 3: Cross multiply
    12,752.53x = 19,127.26 × 3,393.23
  4. Step 4: Simplify right side
    12,752.53x = 64,903,192.45
  5. Step 5: Solve for x
    x = 64,903,192.45/12,752.53
  6. Step 6: Final answer
    x = 5,089.44

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Double scale
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Similar ratio
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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.