Home / 31,302.96-46,956.60-11,581.08

Finding the Fourth Proportional to 31,302.96, 46,956.60 and 11,581.08

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Solution

The fourth proportional to 31,302.96, 46,956.60 and 11,581.08 is: 17,372.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,302.96 : 46,956.60 = 11,581.08 : x
  2. Step 2: Convert to fraction form
    31,302.96/46,956.60 = 11,581.08/x
  3. Step 3: Cross multiply
    31,302.96x = 46,956.60 × 11,581.08
  4. Step 4: Simplify right side
    31,302.96x = 543,808,141.13
  5. Step 5: Solve for x
    x = 543,808,141.13/31,302.96
  6. Step 6: Final answer
    x = 17,372.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.