Home / 32,934.72-45,445.68-18,786.72

Finding the Fourth Proportional to 32,934.72, 45,445.68 and 18,786.72

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Solution

The fourth proportional to 32,934.72, 45,445.68 and 18,786.72 is: 25,923.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,934.72 : 45,445.68 = 18,786.72 : x
  2. Step 2: Convert to fraction form
    32,934.72/45,445.68 = 18,786.72/x
  3. Step 3: Cross multiply
    32,934.72x = 45,445.68 × 18,786.72
  4. Step 4: Simplify right side
    32,934.72x = 853,775,265.37
  5. Step 5: Solve for x
    x = 853,775,265.37/32,934.72
  6. Step 6: Final answer
    x = 25,923.26

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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.