Home / 18,330.30-27,495.93-6,644.70

Finding the Fourth Proportional to 18,330.30, 27,495.93 and 6,644.70

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Solution

The fourth proportional to 18,330.30, 27,495.93 and 6,644.70 is: 9,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330.30 : 27,495.93 = 6,644.70 : x
  2. Step 2: Convert to fraction form
    18,330.30/27,495.93 = 6,644.70/x
  3. Step 3: Cross multiply
    18,330.30x = 27,495.93 × 6,644.70
  4. Step 4: Simplify right side
    18,330.30x = 182,702,206.07
  5. Step 5: Solve for x
    x = 182,702,206.07/18,330.30
  6. Step 6: Final answer
    x = 9,967.22

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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.