Home / 43,157.34-64,742.39-22,109.29

Finding the Fourth Proportional to 43,157.34, 64,742.39 and 22,109.29

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Solution

The fourth proportional to 43,157.34, 64,742.39 and 22,109.29 is: 33,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,157.34 : 64,742.39 = 22,109.29 : x
  2. Step 2: Convert to fraction form
    43,157.34/64,742.39 = 22,109.29/x
  3. Step 3: Cross multiply
    43,157.34x = 64,742.39 × 22,109.29
  4. Step 4: Simplify right side
    43,157.34x = 1,431,408,275.80
  5. Step 5: Solve for x
    x = 1,431,408,275.80/43,157.34
  6. Step 6: Final answer
    x = 33,167.20

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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.