Home / 33,538.60-46,281.03-18,430.94

Finding the Fourth Proportional to 33,538.60, 46,281.03 and 18,430.94

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Solution

The fourth proportional to 33,538.60, 46,281.03 and 18,430.94 is: 25,433.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,538.60 : 46,281.03 = 18,430.94 : x
  2. Step 2: Convert to fraction form
    33,538.60/46,281.03 = 18,430.94/x
  3. Step 3: Cross multiply
    33,538.60x = 46,281.03 × 18,430.94
  4. Step 4: Simplify right side
    33,538.60x = 853,002,655.66
  5. Step 5: Solve for x
    x = 853,002,655.66/33,538.60
  6. Step 6: Final answer
    x = 25,433.46

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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.