Home / 16,895.93-23,315.43-9,341.81

Finding the Fourth Proportional to 16,895.93, 23,315.43 and 9,341.81

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Solution

The fourth proportional to 16,895.93, 23,315.43 and 9,341.81 is: 12,891.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.93 : 23,315.43 = 9,341.81 : x
  2. Step 2: Convert to fraction form
    16,895.93/23,315.43 = 9,341.81/x
  3. Step 3: Cross multiply
    16,895.93x = 23,315.43 × 9,341.81
  4. Step 4: Simplify right side
    16,895.93x = 217,808,375.42
  5. Step 5: Solve for x
    x = 217,808,375.42/16,895.93
  6. Step 6: Final answer
    x = 12,891.18

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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.