Home / 43,317.66-64,984.59-13,727.55

Finding the Fourth Proportional to 43,317.66, 64,984.59 and 13,727.55

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Solution

The fourth proportional to 43,317.66, 64,984.59 and 13,727.55 is: 20,593.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,317.66 : 64,984.59 = 13,727.55 : x
  2. Step 2: Convert to fraction form
    43,317.66/64,984.59 = 13,727.55/x
  3. Step 3: Cross multiply
    43,317.66x = 64,984.59 × 13,727.55
  4. Step 4: Simplify right side
    43,317.66x = 892,079,208.45
  5. Step 5: Solve for x
    x = 892,079,208.45/43,317.66
  6. Step 6: Final answer
    x = 20,593.89

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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.