Home / 18,177.40-27,256.38-6,484.24

Finding the Fourth Proportional to 18,177.40, 27,256.38 and 6,484.24

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Solution

The fourth proportional to 18,177.40, 27,256.38 and 6,484.24 is: 9,722.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,177.40 : 27,256.38 = 6,484.24 : x
  2. Step 2: Convert to fraction form
    18,177.40/27,256.38 = 6,484.24/x
  3. Step 3: Cross multiply
    18,177.40x = 27,256.38 × 6,484.24
  4. Step 4: Simplify right side
    18,177.40x = 176,736,909.45
  5. Step 5: Solve for x
    x = 176,736,909.45/18,177.40
  6. Step 6: Final answer
    x = 9,722.89

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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.