Home / 23,805.63-32,776.86-20,213.49

Finding the Fourth Proportional to 23,805.63, 32,776.86 and 20,213.49

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Solution

The fourth proportional to 23,805.63, 32,776.86 and 20,213.49 is: 27,831.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,805.63 : 32,776.86 = 20,213.49 : x
  2. Step 2: Convert to fraction form
    23,805.63/32,776.86 = 20,213.49/x
  3. Step 3: Cross multiply
    23,805.63x = 32,776.86 × 20,213.49
  4. Step 4: Simplify right side
    23,805.63x = 662,534,731.84
  5. Step 5: Solve for x
    x = 662,534,731.84/23,805.63
  6. Step 6: Final answer
    x = 27,831.01

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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.