Home / 52,183.85-72,013.86-28,310.72

Finding the Fourth Proportional to 52,183.85, 72,013.86 and 28,310.72

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Solution

The fourth proportional to 52,183.85, 72,013.86 and 28,310.72 is: 39,068.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,183.85 : 72,013.86 = 28,310.72 : x
  2. Step 2: Convert to fraction form
    52,183.85/72,013.86 = 28,310.72/x
  3. Step 3: Cross multiply
    52,183.85x = 72,013.86 × 28,310.72
  4. Step 4: Simplify right side
    52,183.85x = 2,038,763,866.51
  5. Step 5: Solve for x
    x = 2,038,763,866.51/52,183.85
  6. Step 6: Final answer
    x = 39,068.87

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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.