Home / 17,154.69-23,660.75-12,113.65

Finding the Fourth Proportional to 17,154.69, 23,660.75 and 12,113.65

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Solution

The fourth proportional to 17,154.69, 23,660.75 and 12,113.65 is: 16,707.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,154.69 : 23,660.75 = 12,113.65 : x
  2. Step 2: Convert to fraction form
    17,154.69/23,660.75 = 12,113.65/x
  3. Step 3: Cross multiply
    17,154.69x = 23,660.75 × 12,113.65
  4. Step 4: Simplify right side
    17,154.69x = 286,618,104.10
  5. Step 5: Solve for x
    x = 286,618,104.10/17,154.69
  6. Step 6: Final answer
    x = 16,707.86

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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.