Home / 18,232.84-27,336.06-7,130.12

Finding the Fourth Proportional to 18,232.84, 27,336.06 and 7,130.12

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Solution

The fourth proportional to 18,232.84, 27,336.06 and 7,130.12 is: 10,690.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.84 : 27,336.06 = 7,130.12 : x
  2. Step 2: Convert to fraction form
    18,232.84/27,336.06 = 7,130.12/x
  3. Step 3: Cross multiply
    18,232.84x = 27,336.06 × 7,130.12
  4. Step 4: Simplify right side
    18,232.84x = 194,909,388.13
  5. Step 5: Solve for x
    x = 194,909,388.13/18,232.84
  6. Step 6: Final answer
    x = 10,690.02

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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.