Home / 32,826.85-45,301.23-18,679.69

Finding the Fourth Proportional to 32,826.85, 45,301.23 and 18,679.69

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Solution

The fourth proportional to 32,826.85, 45,301.23 and 18,679.69 is: 25,778.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,826.85 : 45,301.23 = 18,679.69 : x
  2. Step 2: Convert to fraction form
    32,826.85/45,301.23 = 18,679.69/x
  3. Step 3: Cross multiply
    32,826.85x = 45,301.23 × 18,679.69
  4. Step 4: Simplify right side
    32,826.85x = 846,212,933.02
  5. Step 5: Solve for x
    x = 846,212,933.02/32,826.85
  6. Step 6: Final answer
    x = 25,778.07

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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.