Home / 39,081.30-58,535.55-30,246.90

Finding the Fourth Proportional to 39,081.30, 58,535.55 and 30,246.90

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Solution

The fourth proportional to 39,081.30, 58,535.55 and 30,246.90 is: 45,303.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,081.30 : 58,535.55 = 30,246.90 : x
  2. Step 2: Convert to fraction form
    39,081.30/58,535.55 = 30,246.90/x
  3. Step 3: Cross multiply
    39,081.30x = 58,535.55 × 30,246.90
  4. Step 4: Simplify right side
    39,081.30x = 1,770,518,927.30
  5. Step 5: Solve for x
    x = 1,770,518,927.30/39,081.30
  6. Step 6: Final answer
    x = 45,303.48

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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.