Home / 25,654.72-35,393.52-17,276.80

Finding the Fourth Proportional to 25,654.72, 35,393.52 and 17,276.80

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Solution

The fourth proportional to 25,654.72, 35,393.52 and 17,276.80 is: 23,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,654.72 : 35,393.52 = 17,276.80 : x
  2. Step 2: Convert to fraction form
    25,654.72/35,393.52 = 17,276.80/x
  3. Step 3: Cross multiply
    25,654.72x = 35,393.52 × 17,276.80
  4. Step 4: Simplify right side
    25,654.72x = 611,486,766.34
  5. Step 5: Solve for x
    x = 611,486,766.34/25,654.72
  6. Step 6: Final answer
    x = 23,835.25

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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.