Home / 31,956.56-44,095.44-18,158.40

Finding the Fourth Proportional to 31,956.56, 44,095.44 and 18,158.40

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Solution

The fourth proportional to 31,956.56, 44,095.44 and 18,158.40 is: 25,055.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,956.56 : 44,095.44 = 18,158.40 : x
  2. Step 2: Convert to fraction form
    31,956.56/44,095.44 = 18,158.40/x
  3. Step 3: Cross multiply
    31,956.56x = 44,095.44 × 18,158.40
  4. Step 4: Simplify right side
    31,956.56x = 800,702,637.70
  5. Step 5: Solve for x
    x = 800,702,637.70/31,956.56
  6. Step 6: Final answer
    x = 25,055.97

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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.