Home / 27,188.09-37,505.06-15,853.46

Finding the Fourth Proportional to 27,188.09, 37,505.06 and 15,853.46

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Solution

The fourth proportional to 27,188.09, 37,505.06 and 15,853.46 is: 21,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188.09 : 37,505.06 = 15,853.46 : x
  2. Step 2: Convert to fraction form
    27,188.09/37,505.06 = 15,853.46/x
  3. Step 3: Cross multiply
    27,188.09x = 37,505.06 × 15,853.46
  4. Step 4: Simplify right side
    27,188.09x = 594,584,701.72
  5. Step 5: Solve for x
    x = 594,584,701.72/27,188.09
  6. Step 6: Final answer
    x = 21,869.31

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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.