Home / 16,477.98-22,733.28-9,400.65

Finding the Fourth Proportional to 16,477.98, 22,733.28 and 9,400.65

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Solution

The fourth proportional to 16,477.98, 22,733.28 and 9,400.65 is: 12,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,477.98 : 22,733.28 = 9,400.65 : x
  2. Step 2: Convert to fraction form
    16,477.98/22,733.28 = 9,400.65/x
  3. Step 3: Cross multiply
    16,477.98x = 22,733.28 × 9,400.65
  4. Step 4: Simplify right side
    16,477.98x = 213,707,608.63
  5. Step 5: Solve for x
    x = 213,707,608.63/16,477.98
  6. Step 6: Final answer
    x = 12,969.28

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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.