Home / 16,878.42-23,292.12-9,325.27

Finding the Fourth Proportional to 16,878.42, 23,292.12 and 9,325.27

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Solution

The fourth proportional to 16,878.42, 23,292.12 and 9,325.27 is: 12,868.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,878.42 : 23,292.12 = 9,325.27 : x
  2. Step 2: Convert to fraction form
    16,878.42/23,292.12 = 9,325.27/x
  3. Step 3: Cross multiply
    16,878.42x = 23,292.12 × 9,325.27
  4. Step 4: Simplify right side
    16,878.42x = 217,205,307.87
  5. Step 5: Solve for x
    x = 217,205,307.87/16,878.42
  6. Step 6: Final answer
    x = 12,868.82

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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.