Home / 27,512.10-37,966.64-15,574.73

Finding the Fourth Proportional to 27,512.10, 37,966.64 and 15,574.73

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Solution

The fourth proportional to 27,512.10, 37,966.64 and 15,574.73 is: 21,493.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,512.10 : 37,966.64 = 15,574.73 : x
  2. Step 2: Convert to fraction form
    27,512.10/37,966.64 = 15,574.73/x
  3. Step 3: Cross multiply
    27,512.10x = 37,966.64 × 15,574.73
  4. Step 4: Simplify right side
    27,512.10x = 591,319,899.30
  5. Step 5: Solve for x
    x = 591,319,899.30/27,512.10
  6. Step 6: Final answer
    x = 21,493.08

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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.