Home / 27,295.13-37,667.63-15,358.49

Finding the Fourth Proportional to 27,295.13, 37,667.63 and 15,358.49

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Solution

The fourth proportional to 27,295.13, 37,667.63 and 15,358.49 is: 21,194.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295.13 : 37,667.63 = 15,358.49 : x
  2. Step 2: Convert to fraction form
    27,295.13/37,667.63 = 15,358.49/x
  3. Step 3: Cross multiply
    27,295.13x = 37,667.63 × 15,358.49
  4. Step 4: Simplify right side
    27,295.13x = 578,517,918.68
  5. Step 5: Solve for x
    x = 578,517,918.68/27,295.13
  6. Step 6: Final answer
    x = 21,194.91

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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.