Home / 33,639.50-46,422.51-18,735.50

Finding the Fourth Proportional to 33,639.50, 46,422.51 and 18,735.50

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Solution

The fourth proportional to 33,639.50, 46,422.51 and 18,735.50 is: 25,854.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,639.50 : 46,422.51 = 18,735.50 : x
  2. Step 2: Convert to fraction form
    33,639.50/46,422.51 = 18,735.50/x
  3. Step 3: Cross multiply
    33,639.50x = 46,422.51 × 18,735.50
  4. Step 4: Simplify right side
    33,639.50x = 869,748,936.11
  5. Step 5: Solve for x
    x = 869,748,936.11/33,639.50
  6. Step 6: Final answer
    x = 25,854.99

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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.