Home / 27,505.90-37,903.71-19,525.78

Finding the Fourth Proportional to 27,505.90, 37,903.71 and 19,525.78

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Solution

The fourth proportional to 27,505.90, 37,903.71 and 19,525.78 is: 26,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,505.90 : 37,903.71 = 19,525.78 : x
  2. Step 2: Convert to fraction form
    27,505.90/37,903.71 = 19,525.78/x
  3. Step 3: Cross multiply
    27,505.90x = 37,903.71 × 19,525.78
  4. Step 4: Simplify right side
    27,505.90x = 740,099,502.64
  5. Step 5: Solve for x
    x = 740,099,502.64/27,505.90
  6. Step 6: Final answer
    x = 26,906.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.