Home / 33,040.87-45,597.08-18,700.70

Finding the Fourth Proportional to 33,040.87, 45,597.08 and 18,700.70

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Solution

The fourth proportional to 33,040.87, 45,597.08 and 18,700.70 is: 25,807.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,040.87 : 45,597.08 = 18,700.70 : x
  2. Step 2: Convert to fraction form
    33,040.87/45,597.08 = 18,700.70/x
  3. Step 3: Cross multiply
    33,040.87x = 45,597.08 × 18,700.70
  4. Step 4: Simplify right side
    33,040.87x = 852,696,992.47
  5. Step 5: Solve for x
    x = 852,696,992.47/33,040.87
  6. Step 6: Final answer
    x = 25,807.34

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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.