Home / 42,183.12-58,211.88-23,320.08

Finding the Fourth Proportional to 42,183.12, 58,211.88 and 23,320.08

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Solution

The fourth proportional to 42,183.12, 58,211.88 and 23,320.08 is: 32,181.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,183.12 : 58,211.88 = 23,320.08 : x
  2. Step 2: Convert to fraction form
    42,183.12/58,211.88 = 23,320.08/x
  3. Step 3: Cross multiply
    42,183.12x = 58,211.88 × 23,320.08
  4. Step 4: Simplify right side
    42,183.12x = 1,357,505,698.55
  5. Step 5: Solve for x
    x = 1,357,505,698.55/42,183.12
  6. Step 6: Final answer
    x = 32,181.25

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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.