Home / 23,183.40-31,993.08-12,573

Finding the Fourth Proportional to 23,183.40, 31,993.08 and 12,573

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Solution

The fourth proportional to 23,183.40, 31,993.08 and 12,573 is: 17,350.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,183.40 : 31,993.08 = 12,573 : x
  2. Step 2: Convert to fraction form
    23,183.40/31,993.08 = 12,573/x
  3. Step 3: Cross multiply
    23,183.40x = 31,993.08 × 12,573
  4. Step 4: Simplify right side
    23,183.40x = 402,248,994.84
  5. Step 5: Solve for x
    x = 402,248,994.84/23,183.40
  6. Step 6: Final answer
    x = 17,350.73

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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.