Home / 25,217.73-34,799.76-13,887.45

Finding the Fourth Proportional to 25,217.73, 34,799.76 and 13,887.45

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Solution

The fourth proportional to 25,217.73, 34,799.76 and 13,887.45 is: 19,164.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217.73 : 34,799.76 = 13,887.45 : x
  2. Step 2: Convert to fraction form
    25,217.73/34,799.76 = 13,887.45/x
  3. Step 3: Cross multiply
    25,217.73x = 34,799.76 × 13,887.45
  4. Step 4: Simplify right side
    25,217.73x = 483,279,927.01
  5. Step 5: Solve for x
    x = 483,279,927.01/25,217.73
  6. Step 6: Final answer
    x = 19,164.29

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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.