Home / 17,348.86-23,953.14-11,390.65

Finding the Fourth Proportional to 17,348.86, 23,953.14 and 11,390.65

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Solution

The fourth proportional to 17,348.86, 23,953.14 and 11,390.65 is: 15,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,348.86 : 23,953.14 = 11,390.65 : x
  2. Step 2: Convert to fraction form
    17,348.86/23,953.14 = 11,390.65/x
  3. Step 3: Cross multiply
    17,348.86x = 23,953.14 × 11,390.65
  4. Step 4: Simplify right side
    17,348.86x = 272,841,834.14
  5. Step 5: Solve for x
    x = 272,841,834.14/17,348.86
  6. Step 6: Final answer
    x = 15,726.79

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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.