Home / 36,386.74-54,580.06-11,428.73

Finding the Fourth Proportional to 36,386.74, 54,580.06 and 11,428.73

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Solution

The fourth proportional to 36,386.74, 54,580.06 and 11,428.73 is: 17,143.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386.74 : 54,580.06 = 11,428.73 : x
  2. Step 2: Convert to fraction form
    36,386.74/54,580.06 = 11,428.73/x
  3. Step 3: Cross multiply
    36,386.74x = 54,580.06 × 11,428.73
  4. Step 4: Simplify right side
    36,386.74x = 623,780,769.12
  5. Step 5: Solve for x
    x = 623,780,769.12/36,386.74
  6. Step 6: Final answer
    x = 17,143.08

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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.