Home / 17,041.60-25,562.40-6,660.64

Finding the Fourth Proportional to 17,041.60, 25,562.40 and 6,660.64

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Solution

The fourth proportional to 17,041.60, 25,562.40 and 6,660.64 is: 9,990.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,041.60 : 25,562.40 = 6,660.64 : x
  2. Step 2: Convert to fraction form
    17,041.60/25,562.40 = 6,660.64/x
  3. Step 3: Cross multiply
    17,041.60x = 25,562.40 × 6,660.64
  4. Step 4: Simplify right side
    17,041.60x = 170,261,943.94
  5. Step 5: Solve for x
    x = 170,261,943.94/17,041.60
  6. Step 6: Final answer
    x = 9,990.96

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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.