Home / 27,572.64-38,050.23-15,635.97

Finding the Fourth Proportional to 27,572.64, 38,050.23 and 15,635.97

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Solution

The fourth proportional to 27,572.64, 38,050.23 and 15,635.97 is: 21,577.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,572.64 : 38,050.23 = 15,635.97 : x
  2. Step 2: Convert to fraction form
    27,572.64/38,050.23 = 15,635.97/x
  3. Step 3: Cross multiply
    27,572.64x = 38,050.23 × 15,635.97
  4. Step 4: Simplify right side
    27,572.64x = 594,952,420.42
  5. Step 5: Solve for x
    x = 594,952,420.42/27,572.64
  6. Step 6: Final answer
    x = 21,577.64

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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.