Home / 16,891.68-25,323.12-6,510.72

Finding the Fourth Proportional to 16,891.68, 25,323.12 and 6,510.72

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Solution

The fourth proportional to 16,891.68, 25,323.12 and 6,510.72 is: 9,760.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,891.68 : 25,323.12 = 6,510.72 : x
  2. Step 2: Convert to fraction form
    16,891.68/25,323.12 = 6,510.72/x
  3. Step 3: Cross multiply
    16,891.68x = 25,323.12 × 6,510.72
  4. Step 4: Simplify right side
    16,891.68x = 164,871,743.85
  5. Step 5: Solve for x
    x = 164,871,743.85/16,891.68
  6. Step 6: Final answer
    x = 9,760.53

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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.