Home / 27,128.42-37,424.01-17,565.56

Finding the Fourth Proportional to 27,128.42, 37,424.01 and 17,565.56

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Solution

The fourth proportional to 27,128.42, 37,424.01 and 17,565.56 is: 24,231.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,128.42 : 37,424.01 = 17,565.56 : x
  2. Step 2: Convert to fraction form
    27,128.42/37,424.01 = 17,565.56/x
  3. Step 3: Cross multiply
    27,128.42x = 37,424.01 × 17,565.56
  4. Step 4: Simplify right side
    27,128.42x = 657,373,418.15
  5. Step 5: Solve for x
    x = 657,373,418.15/27,128.42
  6. Step 6: Final answer
    x = 24,231.91

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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.