Home / 32,809.05-45,277.34-18,469.40

Finding the Fourth Proportional to 32,809.05, 45,277.34 and 18,469.40

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Solution

The fourth proportional to 32,809.05, 45,277.34 and 18,469.40 is: 25,488.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,809.05 : 45,277.34 = 18,469.40 : x
  2. Step 2: Convert to fraction form
    32,809.05/45,277.34 = 18,469.40/x
  3. Step 3: Cross multiply
    32,809.05x = 45,277.34 × 18,469.40
  4. Step 4: Simplify right side
    32,809.05x = 836,245,211.05
  5. Step 5: Solve for x
    x = 836,245,211.05/32,809.05
  6. Step 6: Final answer
    x = 25,488.25

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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.