Home / 12,522.04-18,783.06-5,124.84

Finding the Fourth Proportional to 12,522.04, 18,783.06 and 5,124.84

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Solution

The fourth proportional to 12,522.04, 18,783.06 and 5,124.84 is: 7,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522.04 : 18,783.06 = 5,124.84 : x
  2. Step 2: Convert to fraction form
    12,522.04/18,783.06 = 5,124.84/x
  3. Step 3: Cross multiply
    12,522.04x = 18,783.06 × 5,124.84
  4. Step 4: Simplify right side
    12,522.04x = 96,260,177.21
  5. Step 5: Solve for x
    x = 96,260,177.21/12,522.04
  6. Step 6: Final answer
    x = 7,687.26

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Half scale
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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.