Home / 25,750.24-35,532.48-15,693.28

Finding the Fourth Proportional to 25,750.24, 35,532.48 and 15,693.28

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Solution

The fourth proportional to 25,750.24, 35,532.48 and 15,693.28 is: 21,654.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,750.24 : 35,532.48 = 15,693.28 : x
  2. Step 2: Convert to fraction form
    25,750.24/35,532.48 = 15,693.28/x
  3. Step 3: Cross multiply
    25,750.24x = 35,532.48 × 15,693.28
  4. Step 4: Simplify right side
    25,750.24x = 557,621,157.73
  5. Step 5: Solve for x
    x = 557,621,157.73/25,750.24
  6. Step 6: Final answer
    x = 21,654.99

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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.