Home / 16,829.80-23,226.45-9,277.47

Finding the Fourth Proportional to 16,829.80, 23,226.45 and 9,277.47

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Solution

The fourth proportional to 16,829.80, 23,226.45 and 9,277.47 is: 12,803.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.80 : 23,226.45 = 9,277.47 : x
  2. Step 2: Convert to fraction form
    16,829.80/23,226.45 = 9,277.47/x
  3. Step 3: Cross multiply
    16,829.80x = 23,226.45 × 9,277.47
  4. Step 4: Simplify right side
    16,829.80x = 215,482,727.87
  5. Step 5: Solve for x
    x = 215,482,727.87/16,829.80
  6. Step 6: Final answer
    x = 12,803.64

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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.