Home / 27,281.94-37,647.75-15,346.41

Finding the Fourth Proportional to 27,281.94, 37,647.75 and 15,346.41

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Solution

The fourth proportional to 27,281.94, 37,647.75 and 15,346.41 is: 21,177.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,281.94 : 37,647.75 = 15,346.41 : x
  2. Step 2: Convert to fraction form
    27,281.94/37,647.75 = 15,346.41/x
  3. Step 3: Cross multiply
    27,281.94x = 37,647.75 × 15,346.41
  4. Step 4: Simplify right side
    27,281.94x = 577,757,807.08
  5. Step 5: Solve for x
    x = 577,757,807.08/27,281.94
  6. Step 6: Final answer
    x = 21,177.30

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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.