Home / 58,790.80-81,132.18-31,933.83

Finding the Fourth Proportional to 58,790.80, 81,132.18 and 31,933.83

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Solution

The fourth proportional to 58,790.80, 81,132.18 and 31,933.83 is: 44,069.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,790.80 : 81,132.18 = 31,933.83 : x
  2. Step 2: Convert to fraction form
    58,790.80/81,132.18 = 31,933.83/x
  3. Step 3: Cross multiply
    58,790.80x = 81,132.18 × 31,933.83
  4. Step 4: Simplify right side
    58,790.80x = 2,590,861,243.65
  5. Step 5: Solve for x
    x = 2,590,861,243.65/58,790.80
  6. Step 6: Final answer
    x = 44,069.16

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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.