Home / 16,810.24-25,219.16-5,124.40

Finding the Fourth Proportional to 16,810.24, 25,219.16 and 5,124.40

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Solution

The fourth proportional to 16,810.24, 25,219.16 and 5,124.40 is: 7,687.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.24 : 25,219.16 = 5,124.40 : x
  2. Step 2: Convert to fraction form
    16,810.24/25,219.16 = 5,124.40/x
  3. Step 3: Cross multiply
    16,810.24x = 25,219.16 × 5,124.40
  4. Step 4: Simplify right side
    16,810.24x = 129,233,063.50
  5. Step 5: Solve for x
    x = 129,233,063.50/16,810.24
  6. Step 6: Final answer
    x = 7,687.76

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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.