Home / 15,372.95-23,007.29-9,453.56

Finding the Fourth Proportional to 15,372.95, 23,007.29 and 9,453.56

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Solution

The fourth proportional to 15,372.95, 23,007.29 and 9,453.56 is: 14,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,372.95 : 23,007.29 = 9,453.56 : x
  2. Step 2: Convert to fraction form
    15,372.95/23,007.29 = 9,453.56/x
  3. Step 3: Cross multiply
    15,372.95x = 23,007.29 × 9,453.56
  4. Step 4: Simplify right side
    15,372.95x = 217,500,705.05
  5. Step 5: Solve for x
    x = 217,500,705.05/15,372.95
  6. Step 6: Final answer
    x = 14,148.28

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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.