Home / 33,642.68-46,430.52-18,536.87

Finding the Fourth Proportional to 33,642.68, 46,430.52 and 18,536.87

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Solution

The fourth proportional to 33,642.68, 46,430.52 and 18,536.87 is: 25,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,642.68 : 46,430.52 = 18,536.87 : x
  2. Step 2: Convert to fraction form
    33,642.68/46,430.52 = 18,536.87/x
  3. Step 3: Cross multiply
    33,642.68x = 46,430.52 × 18,536.87
  4. Step 4: Simplify right side
    33,642.68x = 860,676,513.27
  5. Step 5: Solve for x
    x = 860,676,513.27/33,642.68
  6. Step 6: Final answer
    x = 25,582.88

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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.