Home / 39,022.75-58,543.85-11,320.75

Finding the Fourth Proportional to 39,022.75, 58,543.85 and 11,320.75

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Solution

The fourth proportional to 39,022.75, 58,543.85 and 11,320.75 is: 16,983.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,022.75 : 58,543.85 = 11,320.75 : x
  2. Step 2: Convert to fraction form
    39,022.75/58,543.85 = 11,320.75/x
  3. Step 3: Cross multiply
    39,022.75x = 58,543.85 × 11,320.75
  4. Step 4: Simplify right side
    39,022.75x = 662,760,289.89
  5. Step 5: Solve for x
    x = 662,760,289.89/39,022.75
  6. Step 6: Final answer
    x = 16,983.95

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1.5x scale

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.