Home / 16,418.51-22,658.70-9,344.93

Finding the Fourth Proportional to 16,418.51, 22,658.70 and 9,344.93

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Solution

The fourth proportional to 16,418.51, 22,658.70 and 9,344.93 is: 12,896.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,418.51 : 22,658.70 = 9,344.93 : x
  2. Step 2: Convert to fraction form
    16,418.51/22,658.70 = 9,344.93/x
  3. Step 3: Cross multiply
    16,418.51x = 22,658.70 × 9,344.93
  4. Step 4: Simplify right side
    16,418.51x = 211,744,022.04
  5. Step 5: Solve for x
    x = 211,744,022.04/16,418.51
  6. Step 6: Final answer
    x = 12,896.66

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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.