Home / 18,148.32-27,225.06-5,669.46

Finding the Fourth Proportional to 18,148.32, 27,225.06 and 5,669.46

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Solution

The fourth proportional to 18,148.32, 27,225.06 and 5,669.46 is: 8,505.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.32 : 27,225.06 = 5,669.46 : x
  2. Step 2: Convert to fraction form
    18,148.32/27,225.06 = 5,669.46/x
  3. Step 3: Cross multiply
    18,148.32x = 27,225.06 × 5,669.46
  4. Step 4: Simplify right side
    18,148.32x = 154,351,388.67
  5. Step 5: Solve for x
    x = 154,351,388.67/18,148.32
  6. Step 6: Final answer
    x = 8,505.00

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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.