Home / 18,541.58-27,812.12-4,501.72

Finding the Fourth Proportional to 18,541.58, 27,812.12 and 4,501.72

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Solution

The fourth proportional to 18,541.58, 27,812.12 and 4,501.72 is: 6,752.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.58 : 27,812.12 = 4,501.72 : x
  2. Step 2: Convert to fraction form
    18,541.58/27,812.12 = 4,501.72/x
  3. Step 3: Cross multiply
    18,541.58x = 27,812.12 × 4,501.72
  4. Step 4: Simplify right side
    18,541.58x = 125,202,215.28
  5. Step 5: Solve for x
    x = 125,202,215.28/18,541.58
  6. Step 6: Final answer
    x = 6,752.51

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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.