Home / 18,056.40-27,085.37-5,576.13

Finding the Fourth Proportional to 18,056.40, 27,085.37 and 5,576.13

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Solution

The fourth proportional to 18,056.40, 27,085.37 and 5,576.13 is: 8,364.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056.40 : 27,085.37 = 5,576.13 : x
  2. Step 2: Convert to fraction form
    18,056.40/27,085.37 = 5,576.13/x
  3. Step 3: Cross multiply
    18,056.40x = 27,085.37 × 5,576.13
  4. Step 4: Simplify right side
    18,056.40x = 151,031,516.34
  5. Step 5: Solve for x
    x = 151,031,516.34/18,056.40
  6. Step 6: Final answer
    x = 8,364.43

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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.