Home / 32,930.22-45,439.47-18,782.22

Finding the Fourth Proportional to 32,930.22, 45,439.47 and 18,782.22

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Solution

The fourth proportional to 32,930.22, 45,439.47 and 18,782.22 is: 25,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,930.22 : 45,439.47 = 18,782.22 : x
  2. Step 2: Convert to fraction form
    32,930.22/45,439.47 = 18,782.22/x
  3. Step 3: Cross multiply
    32,930.22x = 45,439.47 × 18,782.22
  4. Step 4: Simplify right side
    32,930.22x = 853,454,122.22
  5. Step 5: Solve for x
    x = 853,454,122.22/32,930.22
  6. Step 6: Final answer
    x = 25,917.05

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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.