Home / 16,980.68-25,444.98-7,114.56

Finding the Fourth Proportional to 16,980.68, 25,444.98 and 7,114.56

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Solution

The fourth proportional to 16,980.68, 25,444.98 and 7,114.56 is: 10,660.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,980.68 : 25,444.98 = 7,114.56 : x
  2. Step 2: Convert to fraction form
    16,980.68/25,444.98 = 7,114.56/x
  3. Step 3: Cross multiply
    16,980.68x = 25,444.98 × 7,114.56
  4. Step 4: Simplify right side
    16,980.68x = 181,029,836.91
  5. Step 5: Solve for x
    x = 181,029,836.91/16,980.68
  6. Step 6: Final answer
    x = 10,660.93

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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.