Home / 25,534.08-35,232.96-15,460.80

Finding the Fourth Proportional to 25,534.08, 35,232.96 and 15,460.80

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Solution

The fourth proportional to 25,534.08, 35,232.96 and 15,460.80 is: 21,333.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,534.08 : 35,232.96 = 15,460.80 : x
  2. Step 2: Convert to fraction form
    25,534.08/35,232.96 = 15,460.80/x
  3. Step 3: Cross multiply
    25,534.08x = 35,232.96 × 15,460.80
  4. Step 4: Simplify right side
    25,534.08x = 544,729,747.97
  5. Step 5: Solve for x
    x = 544,729,747.97/25,534.08
  6. Step 6: Final answer
    x = 21,333.44

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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.