Home / 18,494.56-25,522.60-10,111.06

Finding the Fourth Proportional to 18,494.56, 25,522.60 and 10,111.06

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Solution

The fourth proportional to 18,494.56, 25,522.60 and 10,111.06 is: 13,953.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.56 : 25,522.60 = 10,111.06 : x
  2. Step 2: Convert to fraction form
    18,494.56/25,522.60 = 10,111.06/x
  3. Step 3: Cross multiply
    18,494.56x = 25,522.60 × 10,111.06
  4. Step 4: Simplify right side
    18,494.56x = 258,060,539.96
  5. Step 5: Solve for x
    x = 258,060,539.96/18,494.56
  6. Step 6: Final answer
    x = 13,953.32

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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.