Home / 18,586.60-25,637.84-11,027.58

Finding the Fourth Proportional to 18,586.60, 25,637.84 and 11,027.58

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Solution

The fourth proportional to 18,586.60, 25,637.84 and 11,027.58 is: 15,211.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586.60 : 25,637.84 = 11,027.58 : x
  2. Step 2: Convert to fraction form
    18,586.60/25,637.84 = 11,027.58/x
  3. Step 3: Cross multiply
    18,586.60x = 25,637.84 × 11,027.58
  4. Step 4: Simplify right side
    18,586.60x = 282,723,331.63
  5. Step 5: Solve for x
    x = 282,723,331.63/18,586.60
  6. Step 6: Final answer
    x = 15,211.14

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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.