Home / 26,721.08-36,873.62-14,783.64

Finding the Fourth Proportional to 26,721.08, 36,873.62 and 14,783.64

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Solution

The fourth proportional to 26,721.08, 36,873.62 and 14,783.64 is: 20,400.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,721.08 : 36,873.62 = 14,783.64 : x
  2. Step 2: Convert to fraction form
    26,721.08/36,873.62 = 14,783.64/x
  3. Step 3: Cross multiply
    26,721.08x = 36,873.62 × 14,783.64
  4. Step 4: Simplify right side
    26,721.08x = 545,126,323.58
  5. Step 5: Solve for x
    x = 545,126,323.58/26,721.08
  6. Step 6: Final answer
    x = 20,400.61

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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.