Home / 15,944.65-23,916.97-4,257.56

Finding the Fourth Proportional to 15,944.65, 23,916.97 and 4,257.56

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Solution

The fourth proportional to 15,944.65, 23,916.97 and 4,257.56 is: 6,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,944.65 : 23,916.97 = 4,257.56 : x
  2. Step 2: Convert to fraction form
    15,944.65/23,916.97 = 4,257.56/x
  3. Step 3: Cross multiply
    15,944.65x = 23,916.97 × 4,257.56
  4. Step 4: Simplify right side
    15,944.65x = 101,827,999.91
  5. Step 5: Solve for x
    x = 101,827,999.91/15,944.65
  6. Step 6: Final answer
    x = 6,386.34

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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.