Home / 27,830.24-38,411.52-25,588.56

Finding the Fourth Proportional to 27,830.24, 38,411.52 and 25,588.56

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Solution

The fourth proportional to 27,830.24, 38,411.52 and 25,588.56 is: 35,317.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,830.24 : 38,411.52 = 25,588.56 : x
  2. Step 2: Convert to fraction form
    27,830.24/38,411.52 = 25,588.56/x
  3. Step 3: Cross multiply
    27,830.24x = 38,411.52 × 25,588.56
  4. Step 4: Simplify right side
    27,830.24x = 982,895,484.21
  5. Step 5: Solve for x
    x = 982,895,484.21/27,830.24
  6. Step 6: Final answer
    x = 35,317.54

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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.