Home / 15,631.09-23,446.67-3,944.31

Finding the Fourth Proportional to 15,631.09, 23,446.67 and 3,944.31

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Solution

The fourth proportional to 15,631.09, 23,446.67 and 3,944.31 is: 5,916.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,631.09 : 23,446.67 = 3,944.31 : x
  2. Step 2: Convert to fraction form
    15,631.09/23,446.67 = 3,944.31/x
  3. Step 3: Cross multiply
    15,631.09x = 23,446.67 × 3,944.31
  4. Step 4: Simplify right side
    15,631.09x = 92,480,817.71
  5. Step 5: Solve for x
    x = 92,480,817.71/15,631.09
  6. Step 6: Final answer
    x = 5,916.47

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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.