Home / 43,730.72-65,601.42-15,653.73

Finding the Fourth Proportional to 43,730.72, 65,601.42 and 15,653.73

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Solution

The fourth proportional to 43,730.72, 65,601.42 and 15,653.73 is: 23,482.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,730.72 : 65,601.42 = 15,653.73 : x
  2. Step 2: Convert to fraction form
    43,730.72/65,601.42 = 15,653.73/x
  3. Step 3: Cross multiply
    43,730.72x = 65,601.42 × 15,653.73
  4. Step 4: Simplify right side
    43,730.72x = 1,026,906,916.30
  5. Step 5: Solve for x
    x = 1,026,906,916.30/43,730.72
  6. Step 6: Final answer
    x = 23,482.51

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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.