Home / 27,633.60-38,134.36-15,058.34

Finding the Fourth Proportional to 27,633.60, 38,134.36 and 15,058.34

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Solution

The fourth proportional to 27,633.60, 38,134.36 and 15,058.34 is: 20,780.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,633.60 : 38,134.36 = 15,058.34 : x
  2. Step 2: Convert to fraction form
    27,633.60/38,134.36 = 15,058.34/x
  3. Step 3: Cross multiply
    27,633.60x = 38,134.36 × 15,058.34
  4. Step 4: Simplify right side
    27,633.60x = 574,240,158.56
  5. Step 5: Solve for x
    x = 574,240,158.56/27,633.60
  6. Step 6: Final answer
    x = 20,780.50

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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.