Home / 15,349.97-23,000.36-13,873.74

Finding the Fourth Proportional to 15,349.97, 23,000.36 and 13,873.74

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Solution

The fourth proportional to 15,349.97, 23,000.36 and 13,873.74 is: 20,788.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,349.97 : 23,000.36 = 13,873.74 : x
  2. Step 2: Convert to fraction form
    15,349.97/23,000.36 = 13,873.74/x
  3. Step 3: Cross multiply
    15,349.97x = 23,000.36 × 13,873.74
  4. Step 4: Simplify right side
    15,349.97x = 319,100,979.86
  5. Step 5: Solve for x
    x = 319,100,979.86/15,349.97
  6. Step 6: Final answer
    x = 20,788.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.