Home / 33,140.90-45,733.06-18,033.62

Finding the Fourth Proportional to 33,140.90, 45,733.06 and 18,033.62

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Solution

The fourth proportional to 33,140.90, 45,733.06 and 18,033.62 is: 24,885.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140.90 : 45,733.06 = 18,033.62 : x
  2. Step 2: Convert to fraction form
    33,140.90/45,733.06 = 18,033.62/x
  3. Step 3: Cross multiply
    33,140.90x = 45,733.06 × 18,033.62
  4. Step 4: Simplify right side
    33,140.90x = 824,732,625.48
  5. Step 5: Solve for x
    x = 824,732,625.48/33,140.90
  6. Step 6: Final answer
    x = 24,885.64

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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.