Home / 25,631.54-35,371.53-14,453.54

Finding the Fourth Proportional to 25,631.54, 35,371.53 and 14,453.54

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Solution

The fourth proportional to 25,631.54, 35,371.53 and 14,453.54 is: 19,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631.54 : 35,371.53 = 14,453.54 : x
  2. Step 2: Convert to fraction form
    25,631.54/35,371.53 = 14,453.54/x
  3. Step 3: Cross multiply
    25,631.54x = 35,371.53 × 14,453.54
  4. Step 4: Simplify right side
    25,631.54x = 511,243,823.72
  5. Step 5: Solve for x
    x = 511,243,823.72/25,631.54
  6. Step 6: Final answer
    x = 19,945.89

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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.