Home / 20,484.84-30,727.26-5,693.76

Finding the Fourth Proportional to 20,484.84, 30,727.26 and 5,693.76

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Solution

The fourth proportional to 20,484.84, 30,727.26 and 5,693.76 is: 8,540.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,484.84 : 30,727.26 = 5,693.76 : x
  2. Step 2: Convert to fraction form
    20,484.84/30,727.26 = 5,693.76/x
  3. Step 3: Cross multiply
    20,484.84x = 30,727.26 × 5,693.76
  4. Step 4: Simplify right side
    20,484.84x = 174,953,643.90
  5. Step 5: Solve for x
    x = 174,953,643.90/20,484.84
  6. Step 6: Final answer
    x = 8,540.64

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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.