Home / 19,186.74-28,785.06-7,496.10

Finding the Fourth Proportional to 19,186.74, 28,785.06 and 7,496.10

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Solution

The fourth proportional to 19,186.74, 28,785.06 and 7,496.10 is: 11,246.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186.74 : 28,785.06 = 7,496.10 : x
  2. Step 2: Convert to fraction form
    19,186.74/28,785.06 = 7,496.10/x
  3. Step 3: Cross multiply
    19,186.74x = 28,785.06 × 7,496.10
  4. Step 4: Simplify right side
    19,186.74x = 215,775,688.27
  5. Step 5: Solve for x
    x = 215,775,688.27/19,186.74
  6. Step 6: Final answer
    x = 11,246.08

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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.