Home / 33,433.51-46,137.61-18,325.75

Finding the Fourth Proportional to 33,433.51, 46,137.61 and 18,325.75

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Solution

The fourth proportional to 33,433.51, 46,137.61 and 18,325.75 is: 25,289.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,433.51 : 46,137.61 = 18,325.75 : x
  2. Step 2: Convert to fraction form
    33,433.51/46,137.61 = 18,325.75/x
  3. Step 3: Cross multiply
    33,433.51x = 46,137.61 × 18,325.75
  4. Step 4: Simplify right side
    33,433.51x = 845,506,306.46
  5. Step 5: Solve for x
    x = 845,506,306.46/33,433.51
  6. Step 6: Final answer
    x = 25,289.19

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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.