Home / 27,933.59-38,548.41-15,358.34

Finding the Fourth Proportional to 27,933.59, 38,548.41 and 15,358.34

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Solution

The fourth proportional to 27,933.59, 38,548.41 and 15,358.34 is: 21,194.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933.59 : 38,548.41 = 15,358.34 : x
  2. Step 2: Convert to fraction form
    27,933.59/38,548.41 = 15,358.34/x
  3. Step 3: Cross multiply
    27,933.59x = 38,548.41 × 15,358.34
  4. Step 4: Simplify right side
    27,933.59x = 592,039,683.61
  5. Step 5: Solve for x
    x = 592,039,683.61/27,933.59
  6. Step 6: Final answer
    x = 21,194.54

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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.