Home / 27,560.66-38,032.74-15,623.75

Finding the Fourth Proportional to 27,560.66, 38,032.74 and 15,623.75

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Solution

The fourth proportional to 27,560.66, 38,032.74 and 15,623.75 is: 21,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,560.66 : 38,032.74 = 15,623.75 : x
  2. Step 2: Convert to fraction form
    27,560.66/38,032.74 = 15,623.75/x
  3. Step 3: Cross multiply
    27,560.66x = 38,032.74 × 15,623.75
  4. Step 4: Simplify right side
    27,560.66x = 594,214,116.66
  5. Step 5: Solve for x
    x = 594,214,116.66/27,560.66
  6. Step 6: Final answer
    x = 21,560.23

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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.