Home / 33,022.55-45,571.12-18,875.70

Finding the Fourth Proportional to 33,022.55, 45,571.12 and 18,875.70

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Solution

The fourth proportional to 33,022.55, 45,571.12 and 18,875.70 is: 26,048.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,022.55 : 45,571.12 = 18,875.70 : x
  2. Step 2: Convert to fraction form
    33,022.55/45,571.12 = 18,875.70/x
  3. Step 3: Cross multiply
    33,022.55x = 45,571.12 × 18,875.70
  4. Step 4: Simplify right side
    33,022.55x = 860,186,742.59
  5. Step 5: Solve for x
    x = 860,186,742.59/33,022.55
  6. Step 6: Final answer
    x = 26,048.46

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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.