Home / 18,156.72-27,236.76-7,064.24

Finding the Fourth Proportional to 18,156.72, 27,236.76 and 7,064.24

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Solution

The fourth proportional to 18,156.72, 27,236.76 and 7,064.24 is: 10,597.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.72 : 27,236.76 = 7,064.24 : x
  2. Step 2: Convert to fraction form
    18,156.72/27,236.76 = 7,064.24/x
  3. Step 3: Cross multiply
    18,156.72x = 27,236.76 × 7,064.24
  4. Step 4: Simplify right side
    18,156.72x = 192,407,009.46
  5. Step 5: Solve for x
    x = 192,407,009.46/18,156.72
  6. Step 6: Final answer
    x = 10,597.01

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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.