Home / 25,453.54-38,193.02-11,423.60

Finding the Fourth Proportional to 25,453.54, 38,193.02 and 11,423.60

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Solution

The fourth proportional to 25,453.54, 38,193.02 and 11,423.60 is: 17,141.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.54 : 38,193.02 = 11,423.60 : x
  2. Step 2: Convert to fraction form
    25,453.54/38,193.02 = 11,423.60/x
  3. Step 3: Cross multiply
    25,453.54x = 38,193.02 × 11,423.60
  4. Step 4: Simplify right side
    25,453.54x = 436,301,721.25
  5. Step 5: Solve for x
    x = 436,301,721.25/25,453.54
  6. Step 6: Final answer
    x = 17,141.10

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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.