Home / 43,150.61-64,741.44-15,074.79

Finding the Fourth Proportional to 43,150.61, 64,741.44 and 15,074.79

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Solution

The fourth proportional to 43,150.61, 64,741.44 and 15,074.79 is: 22,617.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,150.61 : 64,741.44 = 15,074.79 : x
  2. Step 2: Convert to fraction form
    43,150.61/64,741.44 = 15,074.79/x
  3. Step 3: Cross multiply
    43,150.61x = 64,741.44 × 15,074.79
  4. Step 4: Simplify right side
    43,150.61x = 975,963,612.30
  5. Step 5: Solve for x
    x = 975,963,612.30/43,150.61
  6. Step 6: Final answer
    x = 22,617.61

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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.