Home / 18,454.02-27,680.81-5,973.75

Finding the Fourth Proportional to 18,454.02, 27,680.81 and 5,973.75

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Solution

The fourth proportional to 18,454.02, 27,680.81 and 5,973.75 is: 8,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.02 : 27,680.81 = 5,973.75 : x
  2. Step 2: Convert to fraction form
    18,454.02/27,680.81 = 5,973.75/x
  3. Step 3: Cross multiply
    18,454.02x = 27,680.81 × 5,973.75
  4. Step 4: Simplify right side
    18,454.02x = 165,358,208.87
  5. Step 5: Solve for x
    x = 165,358,208.87/18,454.02
  6. Step 6: Final answer
    x = 8,960.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.