Home / 17,780.64-26,673.12-6,090.72

Finding the Fourth Proportional to 17,780.64, 26,673.12 and 6,090.72

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Solution

The fourth proportional to 17,780.64, 26,673.12 and 6,090.72 is: 9,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,780.64 : 26,673.12 = 6,090.72 : x
  2. Step 2: Convert to fraction form
    17,780.64/26,673.12 = 6,090.72/x
  3. Step 3: Cross multiply
    17,780.64x = 26,673.12 × 6,090.72
  4. Step 4: Simplify right side
    17,780.64x = 162,458,505.45
  5. Step 5: Solve for x
    x = 162,458,505.45/17,780.64
  6. Step 6: Final answer
    x = 9,136.82

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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.