Home / 21,490.37-32,204.40-15,262.58

Finding the Fourth Proportional to 21,490.37, 32,204.40 and 15,262.58

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Solution

The fourth proportional to 21,490.37, 32,204.40 and 15,262.58 is: 22,871.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,490.37 : 32,204.40 = 15,262.58 : x
  2. Step 2: Convert to fraction form
    21,490.37/32,204.40 = 15,262.58/x
  3. Step 3: Cross multiply
    21,490.37x = 32,204.40 × 15,262.58
  4. Step 4: Simplify right side
    21,490.37x = 491,522,231.35
  5. Step 5: Solve for x
    x = 491,522,231.35/21,490.37
  6. Step 6: Final answer
    x = 22,871.74

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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.