Home / 33,617.81-46,395.24-18,513.20

Finding the Fourth Proportional to 33,617.81, 46,395.24 and 18,513.20

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Solution

The fourth proportional to 33,617.81, 46,395.24 and 18,513.20 is: 25,549.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,617.81 : 46,395.24 = 18,513.20 : x
  2. Step 2: Convert to fraction form
    33,617.81/46,395.24 = 18,513.20/x
  3. Step 3: Cross multiply
    33,617.81x = 46,395.24 × 18,513.20
  4. Step 4: Simplify right side
    33,617.81x = 858,924,357.17
  5. Step 5: Solve for x
    x = 858,924,357.17/33,617.81
  6. Step 6: Final answer
    x = 25,549.68

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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.