Home / 27,433.08-37,858.14-15,496.56

Finding the Fourth Proportional to 27,433.08, 37,858.14 and 15,496.56

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Solution

The fourth proportional to 27,433.08, 37,858.14 and 15,496.56 is: 21,385.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,433.08 : 37,858.14 = 15,496.56 : x
  2. Step 2: Convert to fraction form
    27,433.08/37,858.14 = 15,496.56/x
  3. Step 3: Cross multiply
    27,433.08x = 37,858.14 × 15,496.56
  4. Step 4: Simplify right side
    27,433.08x = 586,670,938.00
  5. Step 5: Solve for x
    x = 586,670,938.00/27,433.08
  6. Step 6: Final answer
    x = 21,385.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.