Home / 32,613.36-45,005.63-18,273.77

Finding the Fourth Proportional to 32,613.36, 45,005.63 and 18,273.77

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Solution

The fourth proportional to 32,613.36, 45,005.63 and 18,273.77 is: 25,217.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,613.36 : 45,005.63 = 18,273.77 : x
  2. Step 2: Convert to fraction form
    32,613.36/45,005.63 = 18,273.77/x
  3. Step 3: Cross multiply
    32,613.36x = 45,005.63 × 18,273.77
  4. Step 4: Simplify right side
    32,613.36x = 822,422,636.86
  5. Step 5: Solve for x
    x = 822,422,636.86/32,613.36
  6. Step 6: Final answer
    x = 25,217.36

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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.