Home / 23,085.93-31,884.86-15,519.14

Finding the Fourth Proportional to 23,085.93, 31,884.86 and 15,519.14

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Solution

The fourth proportional to 23,085.93, 31,884.86 and 15,519.14 is: 21,434.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,085.93 : 31,884.86 = 15,519.14 : x
  2. Step 2: Convert to fraction form
    23,085.93/31,884.86 = 15,519.14/x
  3. Step 3: Cross multiply
    23,085.93x = 31,884.86 × 15,519.14
  4. Step 4: Simplify right side
    23,085.93x = 494,825,528.62
  5. Step 5: Solve for x
    x = 494,825,528.62/23,085.93
  6. Step 6: Final answer
    x = 21,434.07

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Double scale
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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.