Home / 42,183.84-58,166.24-28,763.04

Finding the Fourth Proportional to 42,183.84, 58,166.24 and 28,763.04

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Solution

The fourth proportional to 42,183.84, 58,166.24 and 28,763.04 is: 39,660.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,183.84 : 58,166.24 = 28,763.04 : x
  2. Step 2: Convert to fraction form
    42,183.84/58,166.24 = 28,763.04/x
  3. Step 3: Cross multiply
    42,183.84x = 58,166.24 × 28,763.04
  4. Step 4: Simplify right side
    42,183.84x = 1,673,037,887.77
  5. Step 5: Solve for x
    x = 1,673,037,887.77/42,183.84
  6. Step 6: Final answer
    x = 39,660.64

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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.