Home / 18,071.55-27,108.70-5,592.84

Finding the Fourth Proportional to 18,071.55, 27,108.70 and 5,592.84

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Solution

The fourth proportional to 18,071.55, 27,108.70 and 5,592.84 is: 8,389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071.55 : 27,108.70 = 5,592.84 : x
  2. Step 2: Convert to fraction form
    18,071.55/27,108.70 = 5,592.84/x
  3. Step 3: Cross multiply
    18,071.55x = 27,108.70 × 5,592.84
  4. Step 4: Simplify right side
    18,071.55x = 151,614,621.71
  5. Step 5: Solve for x
    x = 151,614,621.71/18,071.55
  6. Step 6: Final answer
    x = 8,389.69

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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.