Home / 43,086.94-64,630.41-13,507.06

Finding the Fourth Proportional to 43,086.94, 64,630.41 and 13,507.06

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Solution

The fourth proportional to 43,086.94, 64,630.41 and 13,507.06 is: 20,260.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,086.94 : 64,630.41 = 13,507.06 : x
  2. Step 2: Convert to fraction form
    43,086.94/64,630.41 = 13,507.06/x
  3. Step 3: Cross multiply
    43,086.94x = 64,630.41 × 13,507.06
  4. Step 4: Simplify right side
    43,086.94x = 872,966,825.69
  5. Step 5: Solve for x
    x = 872,966,825.69/43,086.94
  6. Step 6: Final answer
    x = 20,260.59

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Similar ratio
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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.