Home / 20,335.81-30,502.81-5,544.73

Finding the Fourth Proportional to 20,335.81, 30,502.81 and 5,544.73

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Solution

The fourth proportional to 20,335.81, 30,502.81 and 5,544.73 is: 8,316.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,335.81 : 30,502.81 = 5,544.73 : x
  2. Step 2: Convert to fraction form
    20,335.81/30,502.81 = 5,544.73/x
  3. Step 3: Cross multiply
    20,335.81x = 30,502.81 × 5,544.73
  4. Step 4: Simplify right side
    20,335.81x = 169,129,693.18
  5. Step 5: Solve for x
    x = 169,129,693.18/20,335.81
  6. Step 6: Final answer
    x = 8,316.84

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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.