Home / 16,950.86-23,391.75-9,397.20

Finding the Fourth Proportional to 16,950.86, 23,391.75 and 9,397.20

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Solution

The fourth proportional to 16,950.86, 23,391.75 and 9,397.20 is: 12,967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,950.86 : 23,391.75 = 9,397.20 : x
  2. Step 2: Convert to fraction form
    16,950.86/23,391.75 = 9,397.20/x
  3. Step 3: Cross multiply
    16,950.86x = 23,391.75 × 9,397.20
  4. Step 4: Simplify right side
    16,950.86x = 219,816,953.10
  5. Step 5: Solve for x
    x = 219,816,953.10/16,950.86
  6. Step 6: Final answer
    x = 12,967.89

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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.