Home / 16,830.72-23,226.27-9,277.07

Finding the Fourth Proportional to 16,830.72, 23,226.27 and 9,277.07

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Solution

The fourth proportional to 16,830.72, 23,226.27 and 9,277.07 is: 12,802.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.72 : 23,226.27 = 9,277.07 : x
  2. Step 2: Convert to fraction form
    16,830.72/23,226.27 = 9,277.07/x
  3. Step 3: Cross multiply
    16,830.72x = 23,226.27 × 9,277.07
  4. Step 4: Simplify right side
    16,830.72x = 215,471,570.11
  5. Step 5: Solve for x
    x = 215,471,570.11/16,830.72
  6. Step 6: Final answer
    x = 12,802.28

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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.