Home / 27,562.59-38,027.16-15,461.31

Finding the Fourth Proportional to 27,562.59, 38,027.16 and 15,461.31

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Solution

The fourth proportional to 27,562.59, 38,027.16 and 15,461.31 is: 21,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,562.59 : 38,027.16 = 15,461.31 : x
  2. Step 2: Convert to fraction form
    27,562.59/38,027.16 = 15,461.31/x
  3. Step 3: Cross multiply
    27,562.59x = 38,027.16 × 15,461.31
  4. Step 4: Simplify right side
    27,562.59x = 587,949,709.18
  5. Step 5: Solve for x
    x = 587,949,709.18/27,562.59
  6. Step 6: Final answer
    x = 21,331.44

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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.