Home / 58,713.56-81,022.35-31,855.04

Finding the Fourth Proportional to 58,713.56, 81,022.35 and 31,855.04

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Solution

The fourth proportional to 58,713.56, 81,022.35 and 31,855.04 is: 43,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,713.56 : 81,022.35 = 31,855.04 : x
  2. Step 2: Convert to fraction form
    58,713.56/81,022.35 = 31,855.04/x
  3. Step 3: Cross multiply
    58,713.56x = 81,022.35 × 31,855.04
  4. Step 4: Simplify right side
    58,713.56x = 2,580,970,522.16
  5. Step 5: Solve for x
    x = 2,580,970,522.16/58,713.56
  6. Step 6: Final answer
    x = 43,958.68

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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.