Home / 16,834.16-23,231.30-9,280.76

Finding the Fourth Proportional to 16,834.16, 23,231.30 and 9,280.76

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Solution

The fourth proportional to 16,834.16, 23,231.30 and 9,280.76 is: 12,807.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,834.16 : 23,231.30 = 9,280.76 : x
  2. Step 2: Convert to fraction form
    16,834.16/23,231.30 = 9,280.76/x
  3. Step 3: Cross multiply
    16,834.16x = 23,231.30 × 9,280.76
  4. Step 4: Simplify right side
    16,834.16x = 215,603,957.23
  5. Step 5: Solve for x
    x = 215,603,957.23/16,834.16
  6. Step 6: Final answer
    x = 12,807.53

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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.