Home / 16,601.58-22,932.54-15,420.60

Finding the Fourth Proportional to 16,601.58, 22,932.54 and 15,420.60

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Solution

The fourth proportional to 16,601.58, 22,932.54 and 15,420.60 is: 21,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,601.58 : 22,932.54 = 15,420.60 : x
  2. Step 2: Convert to fraction form
    16,601.58/22,932.54 = 15,420.60/x
  3. Step 3: Cross multiply
    16,601.58x = 22,932.54 × 15,420.60
  4. Step 4: Simplify right side
    16,601.58x = 353,633,526.32
  5. Step 5: Solve for x
    x = 353,633,526.32/16,601.58
  6. Step 6: Final answer
    x = 21,301.20

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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.