Home / 16,790.77-23,173.52-9,717.65

Finding the Fourth Proportional to 16,790.77, 23,173.52 and 9,717.65

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Solution

The fourth proportional to 16,790.77, 23,173.52 and 9,717.65 is: 13,411.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,790.77 : 23,173.52 = 9,717.65 : x
  2. Step 2: Convert to fraction form
    16,790.77/23,173.52 = 9,717.65/x
  3. Step 3: Cross multiply
    16,790.77x = 23,173.52 × 9,717.65
  4. Step 4: Simplify right side
    16,790.77x = 225,192,156.63
  5. Step 5: Solve for x
    x = 225,192,156.63/16,790.77
  6. Step 6: Final answer
    x = 13,411.66

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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.