Home / 36,399.48-54,567.30-30,210.84

Finding the Fourth Proportional to 36,399.48, 54,567.30 and 30,210.84

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Solution

The fourth proportional to 36,399.48, 54,567.30 and 30,210.84 is: 45,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399.48 : 54,567.30 = 30,210.84 : x
  2. Step 2: Convert to fraction form
    36,399.48/54,567.30 = 30,210.84/x
  3. Step 3: Cross multiply
    36,399.48x = 54,567.30 × 30,210.84
  4. Step 4: Simplify right side
    36,399.48x = 1,648,523,969.53
  5. Step 5: Solve for x
    x = 1,648,523,969.53/36,399.48
  6. Step 6: Final answer
    x = 45,289.77

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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.