Home / 16,830.89-23,226.79-9,277.51

Finding the Fourth Proportional to 16,830.89, 23,226.79 and 9,277.51

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Solution

The fourth proportional to 16,830.89, 23,226.79 and 9,277.51 is: 12,803.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.89 : 23,226.79 = 9,277.51 : x
  2. Step 2: Convert to fraction form
    16,830.89/23,226.79 = 9,277.51/x
  3. Step 3: Cross multiply
    16,830.89x = 23,226.79 × 9,277.51
  4. Step 4: Simplify right side
    16,830.89x = 215,486,776.49
  5. Step 5: Solve for x
    x = 215,486,776.49/16,830.89
  6. Step 6: Final answer
    x = 12,803.05

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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.