Home / 32,609.88-45,001.66-18,467.28

Finding the Fourth Proportional to 32,609.88, 45,001.66 and 18,467.28

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Solution

The fourth proportional to 32,609.88, 45,001.66 and 18,467.28 is: 25,484.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,609.88 : 45,001.66 = 18,467.28 : x
  2. Step 2: Convert to fraction form
    32,609.88/45,001.66 = 18,467.28/x
  3. Step 3: Cross multiply
    32,609.88x = 45,001.66 × 18,467.28
  4. Step 4: Simplify right side
    32,609.88x = 831,058,255.68
  5. Step 5: Solve for x
    x = 831,058,255.68/32,609.88
  6. Step 6: Final answer
    x = 25,484.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.