Home / 18,172.10-27,258.08-5,024.45

Finding the Fourth Proportional to 18,172.10, 27,258.08 and 5,024.45

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Solution

The fourth proportional to 18,172.10, 27,258.08 and 5,024.45 is: 7,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,172.10 : 27,258.08 = 5,024.45 : x
  2. Step 2: Convert to fraction form
    18,172.10/27,258.08 = 5,024.45/x
  3. Step 3: Cross multiply
    18,172.10x = 27,258.08 × 5,024.45
  4. Step 4: Simplify right side
    18,172.10x = 136,956,723.77
  5. Step 5: Solve for x
    x = 136,956,723.77/18,172.10
  6. Step 6: Final answer
    x = 7,536.65

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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.